5-hydroxytryptamine
[医]血清素，血清紧张素，5-羟基色胺
🧩 词语组成解析
n. 含于血液中的复合胺
🗣️ 情景例句
Three months ago.
三个月之前。
A friend in need is a friend indeed.
患难朋友才是真朋友。
When the article arrived, the editor read the first sentence and then refuse to publish it.
稿子寄来后，编辑看第一句话就拒绝予以发表。