Serotonin
n. 血清素\\n[化] 5-羟色胺
🗣️ 情景例句
Look, the Kramers are showing off in their new convertible.
看，克来姆一家在炫耀他们的新敞蓬车。
To beat
殴打，打击
Yes, it is.It's very urgent.I feel awful. I have a terrible toothache.
是的，很急。我难受极了，牙痛得要命。