Propylacetone
[机] 甲基丁基酮
🗣️ 情景例句
Smoking makes your teeth yellow and ugly.
吸烟让你的牙齿变得又黄又丑。
It'll be easier for us to get down to facts then.
这样就容易进行实质性的谈判了。
It spread through France,
结果在整个法国蔓延开来。