1. dusty 滿是灰塵的

My eye alighted on a dusty old book at the back of the shelf.
我偶然發現在書架後面有一本滿是灰塵的舊書.

The dusty road made the travelers dusty too.
滿是塵土的路弄得行人也滿面塵土了。

2. commit suicide 自殺

After shooting his wife, he commit suicide in the bedroom.
在開槍打死妻子后，他在臥室自殺。

That's nonsense. Without money, I would be so sad I would commit suicide at once.
無稽之談，如果沒有錢，我傷心的幾乎要馬上自殺。

3. in despair 失望地

The poor woman was in despair.
那可憐的女人陷入了絕望。

He gave up the struggle in despair.
他絕望地放棄了斗爭.

4. rap 輕敲,厲聲說出,叱責

There is a light rap at the door.
有輕輕的敲門聲。

The chairman rapped on the table for order.
主席敲擊桌子以維持秩序。