Nitrocompound
硝基化合物
🗣️ 情景例句
I hope that someday maybe you'll be able to visit my family in Beijing.
我希望将来有一天，你可以来北京到我家里作客。
Have a nice Thanksgiving!
感恩节快乐！
I'm not sure I can do it.
恐怕这事我干不了。