Dmf
[化] 二甲基甲酰胺
🗣️ 情景例句
You look much younger than ... years old.
你看起来比……年轻多啦。
You get what you pay for.
便宜没好货。
Some really keen enthusiasts go so far as to build their own computers.
有些热衷于自己动手的人甚至自己组装电脑。