Picknometer,pycnometer
[化] 比重瓶; 比重管
🗣️ 情景例句
I think it will be a mutually beneficial relationship.
我认为那将是对双方都有利的关系。
I think I happen to represent them in accepting this award.
而我是碰巧来代表他们接受这个奖的。
My French isn't very good but it is enough to get by.
我的法语不是太好，但应付一下也够了。