The banners in the lobby began to droop after the air conditioning was turned off.

大廳的冷氣關掉之後，橫幅布條開始下垂。

Please water the office plants on Friday so they don't droop over the long weekend.

請在星期五替辦公室的植物澆水，免得它們在長週末期間垂頭喪氣。

After the twelve-hour flight, the passengers' eyelids drooped as they waited for their luggage.

經過十二小時的飛行，乘客們在等行李時眼皮都垂了下來。