At the same time, "science and technology is a two-blade sword," as a new crime, the crime on Internet becomes more and more.
同时，“科技是一把双刃剑，”计算机网络犯罪这一种新型犯罪也日益泛滥起来。
2
Information network has its own features, just like "a two-blade sword", which can bring us both opportunities and challenges.
信息网络化有其自身的特征，尤如一把“双刃剑”，既带来机遇，也带来挑战。
3
Like a two-blade sword, model management has its rationality and its limitations, such as "its emphasis on things and neglect of man", "its stresses on benefits rather than justice", etc.