短语词组短语animal hygienics 家畜卫生学forest hygienics [林]森林卫生学labour hygienics [医]劳动卫生学feeding hygienics [畜牧][兽医]饲养卫生学experimental hygienics [医]实验卫生学hygienics evaluation 卫生学评价child hygienics [医]儿童卫生学dietetic hygienics [医]饮食卫生学 返回 hygienics