To say "make my day" means "do something that'll really please me".

  说“make my day”的意思是“做点什么事情让我快乐一下”。

  You are so wonderful; you always make my day.

  你实在太好了,你时时令我愉快。

  When my grandma surprised me with birthday cake, it really made my

  day.

  当我外婆用生日蛋糕带给我惊喜时,我真的很开心。