Dichlorodiethyl
sulphide[化]二氯二乙硫醚,芥子气
🗣️ 情景例句
Your birthday is tomorrow, isn't it?
你明天生日 ，是吗？
This dress is made of silk,isn't it?
这件衣服用丝绸做的，是吗？
until bit by bit the walls of the ego recede,
直到自我的围墙一点一点地倒塌下来，