[Doc] edit multi-size-screen.md (#461)

diff --git a/docs/guide/advanced/multi-size-screen.md b/docs/guide/advanced/multi-size-screen.md
index 294b2ba..f47dc34 100644
--- a/docs/guide/advanced/multi-size-screen.md
+++ b/docs/guide/advanced/multi-size-screen.md
@@ -11,6 +11,9 @@
 
 In this article, we demonstrate how to fit Weex pages for different or changable screen sizes such as orientation switches.
 
+::: danger 
+iOS only,Android not support yet
+:::
 ## How Weex convert a CSS style ot view coordinate
 
 Take iOS as example, when your application starts up, Weex acquires current device screen width as global variable. On iOS, this value is screen physical pixels divided by screen scale. For iPhone6, this value is 375.
diff --git a/docs/zh/guide/advanced/multi-size-screen.md b/docs/zh/guide/advanced/multi-size-screen.md
index 4201d4b..469eb5e 100644
--- a/docs/zh/guide/advanced/multi-size-screen.md
+++ b/docs/zh/guide/advanced/multi-size-screen.md
@@ -10,6 +10,9 @@
 ## 简介
 
 本文将介绍 Weex 适配不同尺寸屏幕的方法以及横竖屏动态切换时如何自适应。
+::: danger 
+Android暂不支持
+:::
 
 ## Weex 如何将前端样式值转换为系统坐标值