Hygiene

(noun.) the science concerned with the prevention of illness and maintenance of health.

(noun.) a condition promoting sanitary practices; 'personal hygiene'.

编辑:莎蒂

• They studied physiology and hygiene, and their _materia medica_ was practically the same as ours to-day. 赫伯特·乔治·威尔斯. 世界史纲.
• The educational proposals are all constructive: the teaching of sex hygiene is guardedly recommended for consideration. 沃尔特·李普曼. 政治序论.

卡洛整理