Ammoniometer
[机] 氨量计
🗣️ 情景例句
Nowadays many young people cohabit together without legal permission.
如今很多年轻人未获得法定允许就一起同居了。
If you're not happy, say it!
不高兴就说啊！
I don't understand! What do you mean? asked Mrs Brown.
“我不懂！你说的是什么意思？”布朗夫人问道。