相关单词近义词 prevention 阻止, preventive 预防的, prophylactic 预防疾病的, contraceptive device 避孕器, interference 干扰, encumbrance 妨碍物, hindrance 起妨碍作用的事物或人..., incumbrance 阻碍物, hinderance 阻碍, hitch 猛拉, contraceptive 避孕药临近词prevention, prevent, preventative test, preventative drug, Preventative relief, Preventative system, preventative factor, Preventative curing, preventative effect, preventative measure, preventative deposit, preventative medicine 返回 preventative