Elatrometer
[化] 气体密度计
🗣️ 情景例句
Your work will get by, but try to improve it.
你的工作还过得去，不过还得努力改进一下。
Hiking gives you time to think.
郊游可以使你有时间思考。
I don't know. I think he's very old.
不知道。我想他年纪一定很大了。