Please don't leave confidential documents on the window sill where visitors can see them.

請不要把機密文件放在窗臺上，訪客會看到。

The movers scratched the door sill while carrying the new copier into our office.

搬家工人把新影印機搬進辦公室時刮傷了門檻。

Our hotel room had a wide window sill, perfect for setting my laptop during calls.

我們的飯店房間窗臺很寬，通話時正好可以放我的筆電。