N,n-dimethylacetamide(dma)
[化] N,N-二甲基乙酰胺
🗣️ 情景例句
How're you doing, fellas?
你们怎么样了， 各位？
We were pleased to hear from your letter of 6 August that you were impressed with our selection of toys.
我们很高兴收到你方8月6日来函得知你方对我们的玩具非常感兴趣。
Don't speak to me now, Kate. I must go. I'm late !
凯特，不要和我说了，我必须走了，要迟到了。