But you don't have to say " take care" , you could say " have a nice day" , " cheers, bye" or you could say " have a nice day, bye" , " goodbye" , " farewell" if you want to use those old-fashioned words.
但你不一定要说“保重”,你可以说“祝你今天愉快”,“谢谢,拜”,或者你可以说“祝你今天愉快,拜”,“再见”,或者如果你想用那些老一套的词,那你可以说“再会”。