Formazyl
苯基, 偕苯偶氮基, 偕苯肼基代甲基
🗣️ 情景例句
Please come and see me in my office on the 20th floor.
请到二十楼我的办公室来见我。
What is happening over there?
那里发生什么事情？
When did you come to China?
你什么时候来到中国？