neutralize, neutralise

v [Tn] 1 take away the effect or special quality of (sth) by using sth with the opposite effect or quality 使（某物）无效; 中和: neutralize a poison,an acid 解毒、 把酸中和. 2 make (a region, country, etc) neutral by agreement; keep free or exclude from fighting （通过协议）使（某地区、 国家等）中立; 不使参战: a neutralized zone 通过协议保持中立的地区.

neural, neuralgia, neuralgic, neurasthenia, neurasthenic, neuritis, neurological, neurologist, neurology, neuron, neurosis, neurotic, neurotically, neurotoxic, neuter, neutral, neutrality, neutralization, neutralization, neutralisation, neutralize, neutrally, neutron, neutron bomb, never, never for a moment, never mind, never-ending, nevermore, neverthe less, nevertheless, new, New Jersey, new moon, new year, New York, new-, Newcastle, newcomer, newel, newfangled,