Serotonin
n. 血清素\\n[化] 5-羟色胺
🗣️ 情景例句
I just want to say that I'm proud of her.
我只要说，我为她感到骄傲。
Kinsman helps kinsman,but woe to him that hath nothing.
亲人帮亲人，无亲来帮愁煞人。
The rabbit ran to the woods and did not come back any more.
兔子跑进了森林再也没有出来了。