Dinitration
二硝化作用
🗣️ 情景例句
Thanks, Mom.
谢谢，妈。
No, I'm listening to the radio.
没有，我在听收音机。
One man was told to fix up an air-line to provide compressed air for the machines they were using.
有个工人被派去安装"供气管"，给他们正在使用的机器提供压缩空气。