相关单词同义词displacement, subrogation, 近义词 preventive action [计] 预防性措施..., prevention 阻止, anticipation 预期, pre-emption 收买权临近词preempt, Preemption model, preemptive fight, preemptive nature, preemptive attack, preemptive action, preemptive policy, preemption packet, preemptive resume, preemptive buying, preemptive method 返回 preemption