Chlorvinyldichloroarsine
氯乙烯基二氯胂
🗣️ 情景例句
Your grandfather went to the Engineering School there.
你爷爷进那个工学院。
It has been a great year for all of us.
过去的一个，对我们大家来说，是辉煌的一年。
The nurse assisted the doctor in the operating room.
护士在手术室协助医生动手术。