Areopyknometer
[机] 比重瓶比重计
🗣️ 情景例句
What do you do?
你现在做什么工作？
Little thieves are hanged, but great ones escape.
大贼脱身去，小贼被吊死。
How soon can you have your product ready?
你们多久才可以把产品准备好呢？