detriment
/ˈdetrɪmənt/noun
mass noun
1- the state of being harmed or damaged伤害; 损害：
he is engrossed in his work to the detriment of his married life
他一心扑在工作上, 这不利于他的婚姻生活
no one could do one without detriment to the other.
没有人能做好其中的一件事而不损害另一件。
1.1
- count noun a cause of harm or damage伤害（或损害）的原因：
such tests are a detriment to good education.
这种测验是危害良好教育的根源。
词源
late Middle English in the sense 'loss sustained by damage'： from Old French， from Latin detrimentum, from detri-， stem of deterere 'wear away'.