Oxynitration
羟硝化作用(同时加上羟基和硝基)
🗣️ 情景例句
Our competitor has a better product. There's no denying it.
无可否认，我们的竞争对手拥有更好的产品。
Please come in; you're right on time.
请进，你正好准时到来。
The workmen told him to do as he pleased and the policeman telephoned for help.
工人说，悉听尊便。警察去打电话叫人。