Dichlorobutane
二氯丁烷
🗣️ 情景例句
What line of work are you in?
你做哪一行的？
I hope you get to the station on time.
我希望你准时到车站。
Forest fires are often caused by broken glass or by cigarette ends which people carelessly throw away.
森林火灾时常由破碎的玻璃或人们随手扔掉的香烟头引起。