Pentanone
戊酮
🗣️ 情景例句
I have no idea about fashion there days, which is why I dress so plainly.
我对现在的时装潮流一窍不通，这就是我穿得这么普通的原因。
Don't touch it!
不许碰！
We just caught the plane
我们刚好赶上了飞机。