＂no pains, no gains＂

        no pains, no gains.

　　不劳无获

　　例句：

　　A: Julia has won the special prize in the piano competition. B: She really did a good job. A: She sure did. As you see, no pains, no gains.

　　A: 朱丽亚在钢琴大赛上获得了特别奖。

　　B: 她弹的真不错。

　　A: 当然啦！你知道的，不劳无获嘛。