Acrometer
油类比重计
🗣️ 情景例句
In fact, I love what I do ...
事实上 我热爱我的工作……
It is good to have some friends both in heaven and hell.
天堂上和地狱中都有几个朋友，这乃是一件好事。
Rubbish, however, is only part of the problem of polluting our planet.
然而，垃圾只是我们这个星球的污染问题的一个方面。