Hexanitroethane
[化] 六硝基乙烷
🗣️ 情景例句
Why do you want to quit your present company?
那你为什么放弃现在的工作呢？
What's done by night appears by day.
若要人不知，除非己莫为。
the waters flow more quietly, and in the end, without any visible break,
河水流得平缓起来，最后连绵不断地