Diflavin
[医] 二弗拉芬, 盐酸2,7-二氨基吖啶
🗣️ 情景例句
It has been a learning experience. That's true.
这真是一次学习经验， 真的。
Get off on the wrong foot.
出师不利。
Platform Two.Over the bridge.
2号站台。过天桥。