Acrometer
油类比重计
🗣️ 情景例句
Is this all Grandpa's stuff?
这里面都是爷爷的东西吗？
Bill was very jumpy as he waited for the phone to ring.
贝尔忐忑不安地等着电话来。
There are some changes the still have to be made.
有些地方还得修订。