Oenantholactam
[化] 庚内酰胺
🗣️ 情景例句
What are the flowers for, Richard?
究竟为什么送花 ，Richard？
Who spoke a while ago?
刚才谁在讲话？
He had been the first to turn a telescope to the sky,
他是第一个把望远镜对准天空的人，