Thrombotonin
5-羟色胺
🗣️ 情景例句
And Michigan needs a touchdown. Michigan
Michigan队需要达阵得分。
I'm really sorry about it.
我真是非常抱歉。
The sandwiches are all ready, said her mother. I made some dumplings last night, too!
“三明治全都做好了，”她妈妈说，“昨晚我还做了一些饺子哩！”