Flavaniline
黄苯胺, 2-对氨苯基-4-甲基喹啉
🗣️ 情景例句
Have you ever done any work in this field?
你曾经干过这一行吗？
There are 16 participants here today.
今天有16位参会者。
Do you think that would help?
你认为那有用吗？