Pyknometer
[医] 比重瓶
🏥 医学释义
①比重瓶 ②比重计
🗣️ 情景例句
Thank you.
谢谢。
I'm in a hurry, so get to the point.
我的时间很紧，因此请扼要地谈一下关键问题。
There aren't enough candles, said ann. There are only twelve. We'll need one more.
“蜡烛不够呀，”安说，“只有12支。我们还需要一支。”