Tetranitromethane
n. [化]四硝基甲烷
🗣️ 情景例句
I want to buy an engagement ring for my fiancée.
我想为我的未婚妻买一枚订婚戒指。
Who is the chief of sate of this nation?
谁是这国家的领袖？
Hi. Long time no see.
嗨，好久不见了。