Melatonin
[化] 褪黑激素; N-乙酰-5-甲氧基色胺
🗣️ 情景例句
She's been sneaking around on her husband.
她一直在欺骗她的丈夫。
He's a dumb guy.
他是位沉默的老兄。
An important film director saw Chaplin acting a very funny part in a play.
一位颇有影响的电影导演看了卓别林在一个剧中扮演的一个非常滑稽的角色。