replaced s words

Signed-off-by: Nwusongqing <wusongqing@huawei.com>

en/application-dev/ability/fa-formability.md

@@ -332,4 +332,4 @@ The following sample is provided to help you better understand how to develop a
 
 [FormAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/FormAbility)
 
-This sample provides a widget. Users can create, update, and delete widgets on the home screen of their phones or by using their own widget host. This sample also implements widget information persistence by using lightweight data storage.
+This sample provides a widget. Users can create, update, and delete widgets on the home screen of their devices or by using their own widget host. This sample also implements widget information persistence by using lightweight data storage.

en/application-dev/ability/stage-formextension.md

@@ -353,4 +353,4 @@ The following sample is provided to help you better understand how to develop a
 
 [FormExtAbility](https://gitee.com/openharmony/app_samples/tree/master/ability/FormExtAbility)
 
-This sample provides a widget. Users can create, update, and delete widgets on the home screen of their phones or by using their own widget host. This sample also implements widget information persistence by using lightweight data storage.
+This sample provides a widget. Users can create, update, and delete widgets on the home screen of their devices or by using their own widget host. This sample also implements widget information persistence by using lightweight data storage.