Indespensability
n. 不可少, 必需
🗣️ 情景例句
I can hardly keep my eyes open.
我简直睁不开眼睛了。
All my suits are dirty.I don't have anything to wear.
我所有的西装都脏了。我没有穿的了。
What should I do?
我该怎么办？