chronic poisoning短语⁹⁰⁸⁸⁷⁺⁷ 基本例句 慢性中毒 But the main hazard of cadmium is the chronic poisoning caused by cumulative cadmium in human body. 机体摄入镉的最主要途径是食品，而食品中的镉主要来自环境污染。 fabiao In China, many areas have the problems of the parcel groundwater contain too much arsenic, and it leads parcel arsenical chronic poisoning. 在中国，很多地区存在局部地下水含砷量过高的问题，导致地方性砷中毒。 fabiao