Saltmeter
盐水(比重)计
🗣️ 情景例句
We've been looking forward to seeing you again.
我们非常盼望再见到你。
To speed away
快速离开
As is so often pointed out, knowledge is a two-edged weapon which can be used equally for good or evil.
正像人们常常指出的，知识是一把双刃刀，可以用于造福，也可以用来为害。