Bilien
胆汁烯, 一烯胆色素核
🗣️ 情景例句
In about half an hour. Why?
大约半个小时。为什么问这个？
My brother came in,changed his clothes,and went out again.
我的兄弟进来了，换掉了他的衣服，并再去外面了。
Have you seen this article in the paper?
你在报上看到过这篇文章吗？