3"Public security is the function of governments which ensures the protection of citizens, organizations, and institutions against threats to their well-being - and to the prosperity of their communities：. To meet the increasing challenges in the public security area, responsible public institutions and organisations can tap into their own intelligence to successfully address possible threats in advance.".
4http://en.wikipedia.org/wiki/Public_safety.
5Public safety involves the prevention of and protection from events that could endanger the safety of the general public from significant danger, injury/harm, or damage, such as crimes or disasters.".
6http://en.wikipedia.org/wiki/Department of Public_ Safety.
7http://baike.baidu.com/view/4685 Jatm.
8http://baike .baidu.com/view/3756134 .htm.
9Catford, J. C. A Linguistic Theory of Translation: An Essay in Applied Linguistics [M]. Oxford: Oxford University Press, 1965: 20-21.
10Nida, Eugene A. and Taber Charles R. The Theory and Practice of Translation [M]. Leiden: E. J. Bfill, 1969: 12.
