good day

US 
UK 
  • int.(白天见面或分手时用语)白天好
  • Web好日子;日安;美好的一天
good day
int.
1.
(白天见面或分手时用语)白天好,你(们)好,再见used to say hello or goodbye politely when people first see each other or leave each other during the day
Good day to you.
你好。