Abrasimeter
耐磨试验仪
🗣️ 情景例句
I have the key, but it doesn't work.
我有钥匙， 但是开不开箱子。
He that has a wife has a master.
娶了妻娶了个主人。
In answer to these questions I either nodded or made strange noises.
作为对这些问题的回答，我不是点头，就是发出奇怪的声音。