Hydroxytryptamine
n. 含于血液中的复合胺
🗣️ 情景例句
As I said, mostly the building just needs a good cleaning.
就像我先前所说的 这栋建筑物大部份仅需要好好打扫一下
On many farms you'll find cows and chickens.
在许多农场上你将发现奶牛和鸡。
You did a good job.
你干的非常好。