Dichlorobutane
二氯丁烷
🗣️ 情景例句
His books exposed people to new ideas.
他的书使人们接触了新思潮。
It hurts right here.
就这儿疼。
My father was shocked.Now we are not allowed to touch it.
我父亲大为吃惊，不许我们再动它。