Enteramine
血清素, 5-羟色胺
🗣️ 情景例句
Talking to the loan officer at the bank.
与银行的贷款负责人谈。
I'm afraid I spilled coffee on the tablecloth.
对不起，我把咖啡洒到桌布上了。
He suddenly appeared in the party.
他突然在晚会上出现了。