Tetranitro
四硝基
🗣️ 情景例句
What's troubling you?
你有什么麻烦？
Lack of knowledge is darker than night.
没有知识比黑夜还要黑。
Companies that make telephones and computers and so on prefer to employ women.
生产电话、电子计算机等之类的公司，更喜欢雇佣女性。