diff --git a/pkg/apis/operations/v1alpha2/register.go b/pkg/apis/operations/v1alpha2/register.go
index 5b7611e05f160dd3d355c67ec49b3e66f218df4c..4f54a332f66707778c76e46f395587768a0db54e 100644
--- a/pkg/apis/operations/v1alpha2/register.go
+++ b/pkg/apis/operations/v1alpha2/register.go
@@ -43,7 +43,7 @@ func addWebService(c *restful.Container) error {
 	webservice.Route(webservice.POST("/nodes/{node}/drainage").
 		To(operations.DrainNode).
 		Deprecate().
-		Doc("Drain node").
+		Doc("remove a node from service, safely evict all of your pods from a node and you can power down the node. More info: https://kubernetes.io/docs/tasks/administer-cluster/safely-drain-node/").
 		Param(webservice.PathParameter("node", "node name")).
 		Returns(http.StatusOK, ok, errors.Error{}))
 
diff --git a/pkg/apis/resources/v1alpha2/register.go b/pkg/apis/resources/v1alpha2/register.go
index 5556001b94a7bd5110267c7af00991e965747afa..83e863aa4a4fac51b8489fc16318be81d29262f6 100644
--- a/pkg/apis/resources/v1alpha2/register.go
+++ b/pkg/apis/resources/v1alpha2/register.go
@@ -106,7 +106,7 @@ func addWebService(c *restful.Container) error {
 	webservice.Route(webservice.POST("/nodes/{node}/drainage").
 		To(operations.DrainNode).
 		Metadata(restfulspec.KeyOpenAPITags, []string{constants.ClusterResourcesTag}).
-		Doc("Drain node").
+		Doc("remove a node from service, safely evict all of your pods from a node and you can power down the node. More info: https://kubernetes.io/docs/tasks/administer-cluster/safely-drain-node/").
 		Param(webservice.PathParameter("node", "node name")).
 		Returns(http.StatusOK, ok, errors.Error{}))
 
diff --git a/pkg/models/status/status.go b/pkg/models/status/status.go
index 040f09499d176e3adcfda436f30eb23205336354..269726827efbf41f117b5afeca0f78357cce46ef 100644
--- a/pkg/models/status/status.go
+++ b/pkg/models/status/status.go
@@ -27,8 +27,8 @@ import (
 )
 
 type WorkLoadStatus struct {
-	Namespace string                 `json:"namespace" description:"namespace"`
-	Count     map[string]int         `json:"data" description:"unhealthy workload count"`
+	Namespace string                 `json:"namespace" description:"the name of the namespace"`
+	Count     map[string]int         `json:"data" description:"the number of unhealthy workloads"`
 	Items     map[string]interface{} `json:"items,omitempty" description:"unhealthy workloads"`
 }
 
diff --git a/pkg/models/types.go b/pkg/models/types.go
index b4c0e95fa02ad0aa48d5e3747281287a48c08ac7..3916d6cb79b9d022a2dc7eaaeea7246feadd4a11 100644
--- a/pkg/models/types.go
+++ b/pkg/models/types.go
@@ -83,16 +83,16 @@ type Group struct {
 
 type ComponentStatus struct {
 	Name            string      `json:"name" description:"component name"`
-	Namespace       string      `json:"namespace" description:"namespace"`
+	Namespace       string      `json:"namespace" description:"the name of the namespace"`
 	SelfLink        string      `json:"selfLink" description:"self link"`
 	Label           interface{} `json:"label" description:"labels"`
 	StartedAt       time.Time   `json:"startedAt" description:"started time"`
-	TotalBackends   int         `json:"totalBackends" description:"total backends"`
-	HealthyBackends int         `json:"healthyBackends" description:"healthy backends"`
+	TotalBackends   int         `json:"totalBackends" description:"the total replicas of each backend system component"`
+	HealthyBackends int         `json:"healthyBackends" description:"the number of healthy backend components"`
 }
 type NodeStatus struct {
 	TotalNodes   int `json:"totalNodes" description:"total number of nodes"`
-	HealthyNodes int `json:"healthyNodes" description:"number of healthy nodes"`
+	HealthyNodes int `json:"healthyNodes" description:"the number of healthy nodes"`
 }
 
 type HealthStatus struct {