Olympic bar bent over rows underhand .

多行奥林匹克杆弯曲下手。

To betray or attempt to defeat by underhand means .

背叛，陷害用不光彩的手段出卖或试图战胜。

Oh , it 's nothing underhand , he assured me .

“噢，决不是什么鬼鬼祟祟的事情。”他向我保证。

The missionaries have now resurfaced with their latest underhand tactics .

传教士已经铺设了他们最新的低手的战术。

Most managers who find themselves in charge of someone they can 't stand engage in something more underhand .

当发现自己手下有个自己无法容忍的下属时，大多数经理人会使出一些更阴险的手段。