harm·ful
adjective OPAL W
/ˈhɑːmfl/
/ˈhɑːrmfl/
(rather formal)- causing damage or injury to somebody/something, especially to a person’s health or to the environment
（尤指对健康或环境）有害的，导致损害的 - the harmful effects of alcohol
酒精的害处 - harmful substances/chemicals/bacteria
有害物质／化学品／细菌 - the sun’s harmful ultra-violet rays
太阳的有害紫外线 - Many household products are potentially harmful.
很多家用产品有潜在的危害。 - harmful to somebody/something Exercising in polluted air is harmful to your health.
在污染的空气中锻炼对健康有害。 - Fruit juices can be harmful to children's teeth.
果汁可能损坏儿童的牙齿。
Extra Examples- Keep food chilled to prevent the spread of harmful bacteria.
将食物冷藏以防有害细菌的繁殖。 - Not all virus infections are necessarily harmful.
并非所有病毒感染都一定有害。 - These pesticides are environmentally harmful.
这些杀虫剂有害环境。 - The spraying could prove harmful to humans.
这种喷雾剂可能证实对人类有害。 - The extensive use of fertilizers is harmful to the environment.
化肥的大量使用对环境有害。
Oxford Collocations Dictionaryverbs- be
- prove
- become
- …
- extremely
- very
- particularly
- …
- to
- the harmful effects of alcohol