update readme

FAQ/FAQ.md

@@ -1,10 +1,28 @@
-### I couldn't see any button that I can interact with
+### I couldn't see any button that I can interact with / 我找不到任何可交互的按钮
 
-This app is built with immersive experience, just hover your mouse on the top/bottom area of the app and then you'll see everything.
+By default, all the buttons are shown but if you click on the "Immersive" button (as shown in the picture), all the buttons will disappear. But don't worry, one you hover again, it will shown up to you!
 
-![alt text](image-3.png)
+默认情况下，所有按钮都会显示，但如果您点击 “沉浸” 按钮（如图左上位置所示），所有按钮都会消失。不过不用担心，当您再次将鼠标悬停在按钮上时，它们就会重新显示出来！
 
-![alt text](image-4.png)
+![alt text](image-9.png)
+
+It is important to note that when you enter "Docked Mode", the action buttons are hidden. Hover your mouse over the top to access the "Immerse", "More", and "Close" buttons.
+
+需要特别注意的是，当您进入 “停靠模式” 时，会隐藏操作按钮。将鼠标悬停在顶部以访问 “沉浸” 按钮、“更多” 按钮以及 “关闭” 按钮
+
+![alt text](image-10.png)
+
+Hover the mouse slightly above the bottom edge of the window to display the white control floating window at the bottom
+
+将鼠标悬浮在窗口下边缘稍靠上位置以显示底部控制浮窗小白条
+
+![alt text](image-11.png)
+
+Tap the "little white bar" to display the bottom control bar in floating window form (including current playback progress view, timeline offset adjustment; previous song, pause/play, next song; translation, layout, settings)
+
+点按 “小白条” 即可以浮窗形式显示底部控制栏（包括当前播放进度查看、时间轴偏移调整；上一首、暂停/播放、下一首； 翻译、布局、设置）
+
+![alt text](image-12.png)
 
 ### I have set up all the settings related to translation but there is no translation at all
 
@@ -32,11 +50,7 @@ Hover you mouse on the very bottom of the app,
 
 And then click on the first icon button (Lyrics timeline offset), here you can adjust the offset freely.
 
-### I'm using Apple Music, the lyrics is moving forward and afterward constantly
-
-![alt text](image-1.png)
-
-Hover your mouse at the very bottom of the app and then click on the very last icon button to go to settings page.
+### The lyrics jump back and forth frequently / 歌词频繁前后跳动
 
 ![alt text](image-2.png)