Micropicnometer
[化] 微量比重瓶
🗣️ 情景例句
We must prepare ourselves to have a hard time.
我们必须准备过艰苦的日子。
He that is master of himself will soon be master of others.
能主宰自己的人不久就可以主宰别人。
When he returns home at night, he always finds that someone has parked a car outside his gate.
当他夜里回到家时，总是发现有人把车停在他家大门外。