🗣️ 情景例句
Please do the work at your own convenience.
请在方便时把这事做一做。
He who has no shame has no conscience.
没有廉耻的人，没有良心。
Though these large machines still exist, many of their functions have been taken over by small powerful personal computers, commonly known as PCs.
虽然这种大计算机仍然存在，但它们的许多功能已被体积小但功能齐全的个人电脑——即我们常说的PC机——所代替了。