n.卫生学

animal hygienics → 家畜卫生学
industrial hygienics → 工业卫生学
Kim Metro Prize for Hygienics → 卫生奖
hospital hygienics → 医院卫生学
syntactical hygienics → 语法卫生学
Pre-school Hygienics → 学前卫生学
child hygienics → 儿童卫生学
labour hygienics → 劳动卫生学

【Noun】

1. the science concerned with the prevention of illness and maintenance of health