论文部分内容阅读
不到两个月连发六起校园血案,让全社会的神经为之紧绷。进入5月之后,全国各地投入大量警力力保校园安全。然而,校园的安全
In less than two months, six school cases were reported, causing the nerves of the whole society to become tense. Into May, a lot of police forces throughout the country to ensure campus security. However, the safety of the campus