Marevan
苄丙酮香豆素钠(抗血凝剂)
🗣️ 情景例句
If I were you, I'd try one of the newspaper stands.
如果我是你，我会到一个书报亭去看看。
Have you been busy with schoolwork?
学校的功课很忙吗？
We reached London this afternoon.
我们是今天下午到达伦敦的。