Napthoxy
(=naphthloxy)萘氧基
🗣️ 情景例句
I wish Robbie and Alexandra had come to this meeting.
我真希望Robbie和Alexandra已经来参加开会。
The comet will appear in the southern sky.
彗星出现在南方的天空。
It starts at four thirty, doesn't it?
聚会4：30开始，是吧？