preventive
名词 preventive:
remedy that prevents or slows the course of an illness or disease
同义词:preventative, prophylactic
any obstruction that impedes or is burdensome
同义词:hindrance, hinderance, hitch, preventative, encumbrance, incumbrance, interference
an agent or device intended to prevent conception
同义词:contraceptive, preventative, contraceptive device, prophylactic device, birth control device
形容词 preventive:
preventing or contributing to the prevention of disease
同义词:preventative, prophylactic
tending to prevent or hinder
同义词:preventative
tending to ward off- Victor Schultze
同义词:cautionary, prophylactic