just do it和just for

just do it和just for just do it for you Just for you?Just do it 3Q You do it just for fun. I JUST DO IT FOR YOU 歌词 Just do IT是什么意思 just do it 翻译 Just do it JUST DO IT just do it sport just do it change do ,just, it(.) Just do it是 just do it just do it 是什么意思 just do it yourself just do it,understand? you just do it for doing it怎样翻译