Maximum permissible concentration
[医] 最大容许浓度
🧩 词语组成解析
🗣️ 情景例句
But then I found out that people are the same everywhere
但是后来我发现哪里的人都是一样的
Don't forget to write to let us know you arrived safely.
不要忘记写信回来，告诉我们你已经安全抵达。
The most unusual car was a Benz which had only three wheels.
而最不寻常的一辆则要属只有3只轮子的奔驰牌汽车了。