Dinitration
二硝化作用
🗣️ 情景例句
I'll pick you up here at seven .
我七点钟到这儿来接你 。
Better luck next time.
下次好运吧！
I had been asked to drive in heavy traffic and had done so successfully.
按照要求在车辆拥挤的路上驾驶，我圆满地完成了。