Sheaths
鞘, 护套, 套, 壳, 兜, 屏极, 铠装, 女式紧身服装, 避孕套
🗣️ 情景例句
I should be finished packing by then.
到那时候我应该已经整理好行李了。
His idea is childish.
他的想法很幼稚。
But of course, he can learn by himself. He has a book and a dictionary.
但当然，他也可以自学。他有书和词典。