mothball
n
1 small ball made of a strong-smelling substance, used for keeping moths away from stored clothes 卫生球; 樟脑丸.
2 (idm 习语) in `mothballs stored and not used for a long time 封存不用
old aircraft kept in mothballs 封存的旧飞机.
🗣️ 情景例句
It's too noisy for some older people like Nat.
它对于像Nat这样的老人来说太吵了。
The sky is not less blue because the blind man does not see it.