Although flesh-eating piranhas sometimes attack people, humans tend to have the last laugh.

虽然食人鱼有时也会攻击人类，但最终还是人类占据上风。

Another way to have the last laugh, is to simply laugh off a tough situation.

另一种笑到最后的方式是对于艰难的局势一笑置之。

This one is to have the last laugh, and this is such a satisfying feeling to have the last laugh.

这一次是要笑到最后，这是一种笑到最后的满足感。

To have the last laugh means to finally be more successful than somebody else who was unpleasant to you.

笑到最后意味着最终比那些让你不愉快的人更成功。