Serotonin
n. 血清素\\n[化] 5-羟色胺
🗣️ 情景例句
What's your regular practice concerning terms of payment?
你们常用什么付款方式？
A man cannot serve two masters.
一仆不能事二主。
That's good. I think I'll sow my carrot seed tomorrow.
好呀，我想明天播胡萝卜种。