Liquidensitometer
液体密度计
🗣️ 情景例句
That must be Nat.
一定是Nat。
What are you whispering about?
你们在悄悄地说些什么？
Many of the cars broke down on the course and some drivers spent more time under their cars than in them!
很多汽车在途中就抛了锚，而有些驾驶员花在汽车底下的时间比坐在汽车里面的时间还长。