Rmw
[医]Relative Molecular Weight
🗣️ 情景例句
That's all right. We don't go to bed early.
那没关系。我们不会睡得太早。
The best horse needs breeding, and the aptest child needs teaching.
最好的马要驯，最伶俐的孩子要教。
I'll check the rates and call you back.
我来查一下价目再给你回电。