double edged sword meaning in Chinese

两刃刀

So the equality principle was the double edged sword for the success and failure of the movement
可以说，平等原则是太平天国成败的双刃剑。
Stamford bridge plays home to the most talented squad with the deepest reserves in the english top flight , but roman abramovich ' s millions have created something of a double edged sword with full internationals often left to fret on the bench
斯坦福桥场上队员才华横溢，替补阵容无比强大，可阿布的金钱是柄双刃剑，将众多国脚级的球员放到板凳上会使他们烦躁。
However , just like the other scientific technology , internet is also a " double edge sword " , which brings the human society both benefits and new kinds of social problems . of which , moral problems concerning network are bound to be a new subject that has attracted peculiar attention of the whole society
但与其他科学技术一样，它同时又是一把“双刃剑” ，在造福人类的同时，也给人类社会带来了新的社会问题，网络道德问题就是其中尤其值得人们关注的课题。