diff --git a/src/core/view/components/movable-view/index.vue b/src/core/view/components/movable-view/index.vue
index bbb4c1857bc77c5f5a7dcfe69f028762974b9a80..5a611084081901de76ee448f0758fe8613a328b0 100644
--- a/src/core/view/components/movable-view/index.vue
+++ b/src/core/view/components/movable-view/index.vue
@@ -7,9 +7,9 @@
 <script>
 import touchtrack from 'uni-mixins/touchtrack'
 import {
-  N,
-  I,
-  O
+  Decline,
+  Friction,
+  STD
 } from './utils'
 
 var requesting = false
@@ -205,10 +205,10 @@ export default {
     this._scale = 1
     this._oldScale = 1
 
-    this._STD = new O(1, 9 * Math.pow(this.dampingNumber, 2) / 40, this.dampingNumber)
-    this._friction = new I(1, this.frictionNumber)
-    this._declineX = new N()
-    this._declineY = new N()
+    this._STD = new STD(1, 9 * Math.pow(this.dampingNumber, 2) / 40, this.dampingNumber)
+    this._friction = new Friction(1, this.frictionNumber)
+    this._declineX = new Decline()
+    this._declineY = new Decline()
     this.__touchInfo = {
       historyX: [0, 0],
       historyY: [0, 0],
diff --git a/src/core/view/components/movable-view/utils.js b/src/core/view/components/movable-view/utils.js
index af9d17ec2b5704f66f8a38ad98765ac627c9ff2b..359d418f0206a575aaf920046213ed0f75e46036 100644
--- a/src/core/view/components/movable-view/utils.js
+++ b/src/core/view/components/movable-view/utils.js
@@ -6,18 +6,18 @@ function t (t, n) {
   return e(t, 0, n)
 }
 
-export function N () { }
-N.prototype.x = function (e) {
+export function Decline () { }
+Decline.prototype.x = function (e) {
   return Math.sqrt(e)
 }
 
-export function I (e, t) {
+export function Friction (e, t) {
   this._m = e
   this._f = 1e3 * t
   this._startTime = 0
   this._v = 0
 }
-I.prototype.setV = function (x, y) {
+Friction.prototype.setV = function (x, y) {
   var n = Math.pow(Math.pow(x, 2) + Math.pow(y, 2), 0.5)
   this._x_v = x
   this._y_v = y
@@ -27,11 +27,11 @@ I.prototype.setV = function (x, y) {
   this._lastDt = null
   this._startTime = (new Date()).getTime()
 }
-I.prototype.setS = function (x, y) {
+Friction.prototype.setS = function (x, y) {
   this._x_s = x
   this._y_s = y
 }
-I.prototype.s = function (t) {
+Friction.prototype.s = function (t) {
   if (undefined === t) {
     t = ((new Date()).getTime() - this._startTime) / 1e3
   }
@@ -52,7 +52,7 @@ I.prototype.s = function (t) {
     y
   }
 }
-I.prototype.ds = function (t) {
+Friction.prototype.ds = function (t) {
   if (undefined === t) {
     t = ((new Date()).getTime() - this._startTime) / 1e3
   }
@@ -64,30 +64,30 @@ I.prototype.ds = function (t) {
     dy: this._y_v + this._y_a * t
   }
 }
-I.prototype.delta = function () {
+Friction.prototype.delta = function () {
   return {
     x: -1.5 * Math.pow(this._x_v, 2) / this._x_a || 0,
     y: -1.5 * Math.pow(this._y_v, 2) / this._y_a || 0
   }
 }
-I.prototype.dt = function () {
+Friction.prototype.dt = function () {
   return -this._x_v / this._x_a
 }
-I.prototype.done = function () {
+Friction.prototype.done = function () {
   var t = e(this.s().x, this._endPositionX) || e(this.s().y, this._endPositionY) || this._lastDt === this._t
   this._lastDt = null
   return t
 }
-I.prototype.setEnd = function (x, y) {
+Friction.prototype.setEnd = function (x, y) {
   this._endPositionX = x
   this._endPositionY = y
 }
-I.prototype.reconfigure = function (m, f) {
+Friction.prototype.reconfigure = function (m, f) {
   this._m = m
   this._f = 1e3 * f
 }
 
-export function R (m, k, c) {
+export function Spring (m, k, c) {
   this._m = m
   this._k = k
   this._c = c
@@ -95,7 +95,7 @@ export function R (m, k, c) {
   this._endPosition = 0
   this._startTime = 0
 }
-R.prototype._solve = function (e, t) {
+Spring.prototype._solve = function (e, t) {
   var n = this._c
   var i = this._m
   var r = this._k
@@ -170,19 +170,19 @@ R.prototype._solve = function (e, t) {
     }
   }
 }
-R.prototype.x = function (e) {
+Spring.prototype.x = function (e) {
   if (undefined === e) {
     e = ((new Date()).getTime() - this._startTime) / 1e3
   }
   return this._solution ? this._endPosition + this._solution.x(e) : 0
 }
-R.prototype.dx = function (e) {
+Spring.prototype.dx = function (e) {
   if (undefined === e) {
     e = ((new Date()).getTime() - this._startTime) / 1e3
   }
   return this._solution ? this._solution.dx(e) : 0
 }
-R.prototype.setEnd = function (e, n, i) {
+Spring.prototype.setEnd = function (e, n, i) {
   if (!i) {
     i = (new Date()).getTime()
   }
@@ -209,7 +209,7 @@ R.prototype.setEnd = function (e, n, i) {
     }
   }
 }
-R.prototype.snap = function (e) {
+Spring.prototype.snap = function (e) {
   this._startTime = (new Date()).getTime()
   this._endPosition = e
   this._solution = {
@@ -221,13 +221,13 @@ R.prototype.snap = function (e) {
     }
   }
 }
-R.prototype.done = function (n) {
+Spring.prototype.done = function (n) {
   if (!n) {
     n = (new Date()).getTime()
   }
   return e(this.x(), this._endPosition, 0.1) && t(this.dx(), 0.1)
 }
-R.prototype.reconfigure = function (m, t, c) {
+Spring.prototype.reconfigure = function (m, t, c) {
   this._m = m
   this._k = t
   this._c = c
@@ -236,13 +236,13 @@ R.prototype.reconfigure = function (m, t, c) {
     this._startTime = (new Date()).getTime()
   }
 }
-R.prototype.springConstant = function () {
+Spring.prototype.springConstant = function () {
   return this._k
 }
-R.prototype.damping = function () {
+Spring.prototype.damping = function () {
   return this._c
 }
-R.prototype.configuration = function () {
+Spring.prototype.configuration = function () {
   function e (e, t) {
     e.reconfigure(1, t, e.damping())
   }
@@ -265,20 +265,20 @@ R.prototype.configuration = function () {
   }]
 }
 
-export function O (e, t, n) {
-  this._springX = new R(e, t, n)
-  this._springY = new R(e, t, n)
-  this._springScale = new R(e, t, n)
+export function STD (e, t, n) {
+  this._springX = new Spring(e, t, n)
+  this._springY = new Spring(e, t, n)
+  this._springScale = new Spring(e, t, n)
   this._startTime = 0
 }
-O.prototype.setEnd = function (e, t, n, i) {
+STD.prototype.setEnd = function (e, t, n, i) {
   var r = (new Date()).getTime()
   this._springX.setEnd(e, i, r)
   this._springY.setEnd(t, i, r)
   this._springScale.setEnd(n, i, r)
   this._startTime = r
 }
-O.prototype.x = function () {
+STD.prototype.x = function () {
   var e = ((new Date()).getTime() - this._startTime) / 1e3
   return {
     x: this._springX.x(e),
@@ -286,11 +286,11 @@ O.prototype.x = function () {
     scale: this._springScale.x(e)
   }
 }
-O.prototype.done = function () {
+STD.prototype.done = function () {
   var e = (new Date()).getTime()
   return this._springX.done(e) && this._springY.done(e) && this._springScale.done(e)
 }
-O.prototype.reconfigure = function (e, t, n) {
+STD.prototype.reconfigure = function (e, t, n) {
   this._springX.reconfigure(e, t, n)
   this._springY.reconfigure(e, t, n)
   this._springScale.reconfigure(e, t, n)
diff --git a/src/core/view/mixins/scroller/R.js b/src/core/view/mixins/scroller/Friction.js
similarity index 76%
rename from src/core/view/mixins/scroller/R.js
rename to src/core/view/mixins/scroller/Friction.js
index aa25d280d1b69f1fe2bd8e9adf232be9a50e8274..8e8bdb2bc327886559701496eda84b0954155782 100644
--- a/src/core/view/mixins/scroller/R.js
+++ b/src/core/view/mixins/scroller/Friction.js
@@ -1,4 +1,4 @@
-export function R (e) {
+export function Friction (e) {
   this._drag = e
   this._dragLog = Math.log(e)
   this._x = 0
@@ -6,15 +6,15 @@ export function R (e) {
   this._startTime = 0
 }
 
-R.prototype.set = function (e, t) {
+Friction.prototype.set = function (e, t) {
   this._x = e
   this._v = t
   this._startTime = (new Date()).getTime()
 }
-R.prototype.setVelocityByEnd = function (e) {
+Friction.prototype.setVelocityByEnd = function (e) {
   this._v = (e - this._x) * this._dragLog / (Math.pow(this._drag, 100) - 1)
 }
-R.prototype.x = function (e) {
+Friction.prototype.x = function (e) {
   if (e === undefined) {
     e = ((new Date()).getTime() - this._startTime) / 1e3
   }
@@ -23,7 +23,7 @@ R.prototype.x = function (e) {
   this._dt = e
   return this._x + this._v * t / this._dragLog - this._v / this._dragLog
 }
-R.prototype.dx = function (e) {
+Friction.prototype.dx = function (e) {
   if (e === undefined) {
     e = ((new Date()).getTime() - this._startTime) / 1e3
   }
@@ -32,17 +32,17 @@ R.prototype.dx = function (e) {
   this._dt = e
   return this._v * t
 }
-R.prototype.done = function () {
+Friction.prototype.done = function () {
   return Math.abs(this.dx()) < 3
 }
-R.prototype.reconfigure = function (e) {
+Friction.prototype.reconfigure = function (e) {
   var t = this.x()
   var n = this.dx()
   this._drag = e
   this._dragLog = Math.log(e)
   this.set(t, n)
 }
-R.prototype.configuration = function () {
+Friction.prototype.configuration = function () {
   var e = this
   return [{
     label: 'Friction',
diff --git a/src/core/view/mixins/scroller/L.js b/src/core/view/mixins/scroller/Scroll.js
similarity index 76%
rename from src/core/view/mixins/scroller/L.js
rename to src/core/view/mixins/scroller/Scroll.js
index 79da0da6284c1c1983298e4f6802dbc18c4d3668..80f9e3f3713836e52ea2de9ed66adf4ce943a886 100644
--- a/src/core/view/mixins/scroller/L.js
+++ b/src/core/view/mixins/scroller/Scroll.js
@@ -1,22 +1,22 @@
-import { R } from './R'
-import { S } from './S'
+import { Friction } from './Friction'
+import { Spring } from './Spring'
 
-export function L (extent) {
+export function Scroll (extent) {
   this._extent = extent
-  this._friction = new R(0.01)
-  this._spring = new S(1, 90, 20)
+  this._friction = new Friction(0.01)
+  this._spring = new Spring(1, 90, 20)
   this._startTime = 0
   this._springing = false
   this._springOffset = 0
 }
 
-L.prototype.snap = function (e, t) {
+Scroll.prototype.snap = function (e, t) {
   this._springOffset = 0
   this._springing = true
   this._spring.snap(e)
   this._spring.setEnd(t)
 }
-L.prototype.set = function (e, t) {
+Scroll.prototype.set = function (e, t) {
   this._friction.set(e, t)
   if (e > 0 && t >= 0) {
     this._springOffset = 0
@@ -35,7 +35,7 @@ L.prototype.set = function (e, t) {
   }
   this._startTime = (new Date()).getTime()
 }
-L.prototype.x = function (e) {
+Scroll.prototype.x = function (e) {
   if (!this._startTime) {
     return 0
   }
@@ -59,20 +59,20 @@ L.prototype.x = function (e) {
   }
   return t
 }
-L.prototype.dx = function (e) {
+Scroll.prototype.dx = function (e) {
   var t = 0
   t = this._lastTime === e ? this._lastDx : this._springing ? this._spring.dx(e) : this._friction.dx(e)
   this._lastTime = e
   this._lastDx = t
   return t
 }
-L.prototype.done = function () {
+Scroll.prototype.done = function () {
   return this._springing ? this._spring.done() : this._friction.done()
 }
-L.prototype.setVelocityByEnd = function (e) {
+Scroll.prototype.setVelocityByEnd = function (e) {
   this._friction.setVelocityByEnd(e)
 }
-L.prototype.configuration = function () {
+Scroll.prototype.configuration = function () {
   var e = this._friction.configuration()
   e.push.apply(e, this._spring.configuration())
   return e
diff --git a/src/core/view/mixins/scroller/C.js b/src/core/view/mixins/scroller/Scroller.js
similarity index 99%
rename from src/core/view/mixins/scroller/C.js
rename to src/core/view/mixins/scroller/Scroller.js
index d644b5c7984ab40cb7c6280d62cb51b20adcce22..e68d59dadb306fc2cebab67d0e32a0971a63db2b 100644
--- a/src/core/view/mixins/scroller/C.js
+++ b/src/core/view/mixins/scroller/Scroller.js
@@ -1,4 +1,4 @@
-import { L } from './L'
+import { Scroll } from './Scroll'
 
 function i (scroll, t, n) {
   function i (t, scroll, r, o) {
@@ -53,7 +53,7 @@ export function Scroller (element, options) {
   }
 
   this._position = 0
-  this._scroll = new L(this._extent)
+  this._scroll = new Scroll(this._extent)
   this._onTransitionEnd = this.onTransitionEnd.bind(this)
   this.updatePosition()
 }
diff --git a/src/core/view/mixins/scroller/S.js b/src/core/view/mixins/scroller/Spring.js
similarity index 89%
rename from src/core/view/mixins/scroller/S.js
rename to src/core/view/mixins/scroller/Spring.js
index c3ef8a9e403f388bf75dc1626eeadc475448e9d4..421856149396fef8b20e34f7ec087023ad2cff05 100644
--- a/src/core/view/mixins/scroller/S.js
+++ b/src/core/view/mixins/scroller/Spring.js
@@ -6,7 +6,7 @@ function a (e, t) {
   return o(e, 0, t)
 }
 
-export function S (e, t, n) {
+export function Spring (e, t, n) {
   this._m = e
   this._k = t
   this._c = n
@@ -15,7 +15,7 @@ export function S (e, t, n) {
   this._startTime = 0
 }
 
-S.prototype._solve = function (e, t) {
+Spring.prototype._solve = function (e, t) {
   var n = this._c
   var i = this._m
   var r = this._k
@@ -95,19 +95,19 @@ S.prototype._solve = function (e, t) {
     }
   }
 }
-S.prototype.x = function (e) {
+Spring.prototype.x = function (e) {
   if (e === undefined) {
     e = ((new Date()).getTime() - this._startTime) / 1e3
   }
   return this._solution ? this._endPosition + this._solution.x(e) : 0
 }
-S.prototype.dx = function (e) {
+Spring.prototype.dx = function (e) {
   if (e === undefined) {
     e = ((new Date()).getTime() - this._startTime) / 1e3
   }
   return this._solution ? this._solution.dx(e) : 0
 }
-S.prototype.setEnd = function (e, t, n) {
+Spring.prototype.setEnd = function (e, t, n) {
   if (!n) {
     n = (new Date()).getTime()
   }
@@ -134,7 +134,7 @@ S.prototype.setEnd = function (e, t, n) {
     }
   }
 }
-S.prototype.snap = function (e) {
+Spring.prototype.snap = function (e) {
   this._startTime = (new Date()).getTime()
   this._endPosition = e
   this._solution = {
@@ -146,13 +146,13 @@ S.prototype.snap = function (e) {
     }
   }
 }
-S.prototype.done = function (e) {
+Spring.prototype.done = function (e) {
   if (!e) {
     e = (new Date()).getTime()
   }
   return o(this.x(), this._endPosition, 0.4) && a(this.dx(), 0.4)
 }
-S.prototype.reconfigure = function (e, t, n) {
+Spring.prototype.reconfigure = function (e, t, n) {
   this._m = e
   this._k = t
   this._c = n
@@ -161,13 +161,13 @@ S.prototype.reconfigure = function (e, t, n) {
     this._startTime = (new Date()).getTime()
   }
 }
-S.prototype.springConstant = function () {
+Spring.prototype.springConstant = function () {
   return this._k
 }
-S.prototype.damping = function () {
+Spring.prototype.damping = function () {
   return this._c
 }
-S.prototype.configuration = function () {
+Spring.prototype.configuration = function () {
   function e (e, t) {
     e.reconfigure(1, t, e.damping())
   }
diff --git a/src/core/view/mixins/scroller/index.js b/src/core/view/mixins/scroller/index.js
index 38cfb1c8eb9cf9dea2c022ef1033830c189dc096..780b7469d2d7c73f04eb1ed088533514b303fc24 100644
--- a/src/core/view/mixins/scroller/index.js
+++ b/src/core/view/mixins/scroller/index.js
@@ -1,4 +1,4 @@
-import { Scroller } from './C'
+import { Scroller } from './Scroller'
 
 export default {
   methods: {