window text

例句：

1. 1.The window is open to let fresh air in.
   窗户开着，让新鲜空气进来。
2. 2.She opened the window to let the breeze in.
   她打开窗户让微风进来。
3. 3.The window was dirty and needed cleaning.
   窗户脏了，需要清理。