Dichlorobutylene
二氯丁烯
🗣️ 情景例句
Be careful not to drink the water in__.
小心点儿，不要乱喝水。
Water dropping day by day wears the hardest rock away.
水滴天天滴不停，石头最坚也磨损。
Don't forget anything.
别忘了什么东西。