Despite previous setbacks, the NPT regime continued to play a key role in halting the vertical and horizontal proliferation of nuclear weapons and in the pursuit of total nuclear disarmament.
尽管过去曾遇到挫折，但《不扩散核武器条约》制度在制止核武器横向和纵向扩散并寻求全面核裁军方面仍在继续发挥关键作用。