good night
英 [ɡʊd naɪt] 美 [ɡʊd naɪt]
conv.（晚上分别或睡觉前的道别语）晚安;再见;<美口>（表示惊讶、恼怒、强调等）哎呀，天哪
例句：
1.Good night, Davey. Sleep tight.
晚安，戴维。睡个好觉。
2.'Good night, my dears,' she called to us as we closed her door behind us.
“晚安，我亲爱的孩子们，”我们关上她的房门时她对我们说道。
3.I'll feel better after a good night's sleep.
好好睡一晚，我就会觉得好些了。
4.You'll feel better for a good night's sleep.
你晚上睡个好觉就会觉得好些。
