hygiene
n. 卫生；卫生学，保健学
例句
She wasn't very fastidious about personal hygiene.
她不过分讲究个人卫生。
《牛津词典》
Hygiene was nonexistent: no running water, no bathroom.
卫生根本不存在：没有自来水，没有浴室。
《柯林斯英汉双解大词典》
Infection with head lice is no reflection on personal hygiene.
染上头虱并不会给个人卫生带来不好的影响。
