Dichlorodiethyl
sulphide[化]二氯二乙硫醚,芥子气
🗣️ 情景例句
Thank you anyway.
无论如何，还是谢谢你。
Don't worry. You'll get used to it in no time.
别担心，你很快就会习惯的。
we are now pretty certain the Earth is the only one on which life can survive.
我们目前可以肯定的是，地球是生命能存在的唯一行星。