是指国家周边有无危险和受到威胁的情况及条件，也就是说一国的周边国家或集团对其国家主权、领土完整是否构成威胁、有无军事入侵、渗透和颠覆等情况的综合分析和评估。
周边安全环境是国家战略环境的基本组成部分和重要构成因素。
Peripheral security environment are basic components and important factors of the national strategic environment.
我们应当制定正确的应对措施，以争取建立有利己的周边安全环境。
We should stipulate corresponding measures to guarantee the safe environment of our bordering area.
进入21世纪后，中国周边安全环境呈现出机遇与挑战并存的明显特征。
After Entering 21st centuries, the Chinese peripheral safe environment presents the both obvious characteristic of an opportunity and challenges.
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