Dichlorodinitromethane
二氯二硝基甲烷
🗣️ 情景例句
Don't talk with your mouth full.
嘴里满是东西时别说话。
Give me a discount!
打个折吧！
It was from the study of these that so much was learnt about the interior of the earth.
正是从这两种波的研究中，我们可以了解到地球内部的许多情况。