The essence, the core of a multilateral approach to ensuring international security and to arms control, non-proliferation and disarmament lies in the fact one's own security cannot be guaranteed at the expense of another's.
归根结底，为确保国际安全和军备控制、不扩散以及裁军而采取的多边方针的核心在于，保证自身的安全不能以牺牲别人的安全为代价。