郑成河《Grenade》指弹吉他谱歌词 Easy come easy go 想来就来 想走就走 Thats just how you live oh 你就是这种人, Oh Take take take it all 拿走，拿走，拿走我的全部 But you never give 但你从不会付出 Shouldve known you was trouble 我早就应该知道