Chlorothorite
钍脂铅铀矿
🗣️ 情景例句
Oh, it's OK.
噢 ，没关系。
I don't know whether it will rain or not.
我不知道是否将下雨。
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。