Dmf
[化] 二甲基甲酰胺
🗣️ 情景例句
Here's your cinnamon, Pop.
这是你要的肉桂， 爸爸。
How much is a call to the United states?
打一个电话到美国去需要多少钱？
No wonder people say that computers are taking over the world.
难怪有人说电子计算机正渐渐接管世界。