Areopyknometer
[机] 比重瓶比重计
🗣️ 情景例句
I got it.
我猜对了。
Make all you can, save all you can, give all you can.
尽力而为，尽力节约，尽力施舍。
What should I do? Maybe I should have told that workmate I knew what he was doing.
我该怎么办？也许我早该对那个工人说我知道他的行为。