Dimethylacetamide
[医] 二甲基乙酰胺(一种溶媒)
🗣️ 情景例句
What's your position?
你的职位是什么？
My brother took lessons on the trumpet for nearly ten years.
我的兄弟有将近10年的时间听小号的课了。
All the students are expert drivers, but before they drive any of the buses, they will have to pass a special test.
所有的学生都是开车的能手，但在驾驶公共汽车之前，他们必须通过一项专门测验。