Diflavin
[医] 二弗拉芬, 盐酸2,7-二氨基吖啶
🗣️ 情景例句
My name is Li.
我姓李。
If I had had time,I would have called you.
如果我有时间，我就打电话给你了。
Arthur C.Clark once suggested a revolutionary idea passes through three phases:
Arthur C.Clark曾经提出，一个革命性的想法经过三个阶段：