危害
To cause harm or damage to something or someone. In IELTS, it is frequently used to discuss the negative impacts of pollution, smoking, or bad habits.
Examples
3 of 5环境污染会危害人类的生存。
Environmental pollution will endanger human survival.
这种化学物质对水源有巨大的危害。
This chemical has a huge harmful effect on water sources.
别做那些危害自己名声的事。
Don't do things that harm your reputation.
Word Family
Memory Tip
Wei (危) means danger, Hai (害) means harm. Dangerous harm.
Quick Quiz
大量排放废气会严重___大气层。
Correct!
The correct answer is: 危害
Examples
环境污染会危害人类的生存。
formalEnvironmental pollution will endanger human survival.
这种化学物质对水源有巨大的危害。
academicThis chemical has a huge harmful effect on water sources.
别做那些危害自己名声的事。
informalDon't do things that harm your reputation.
虚假信息会危害社会稳定。
businessFalse information can harm social stability.
我们要认识到过度使用塑料的危害。
everydayWe must realize the harm of excessive plastic use.
Word Family
Common Collocations
Common Phrases
有害无益
harmful and not beneficial
危害公共安全
endanger public safety
消除危害
eliminate harm
Often Confused With
Shanghai usually refers to physical or emotional pain to individuals, while Weihai is for broader systems or health.
Usage Notes
Can be both a verb and a noun. Very useful for 'Problems and Solutions' essays.
Common Mistakes
Learners often say '对...危害' (harm to), but as a verb, it directly takes an object.
Memory Tip
Wei (危) means danger, Hai (害) means harm. Dangerous harm.
Word Origin
Hai (害) originally meant to damage something with words or actions.
Grammar Patterns
Quick Quiz
大量排放废气会严重___大气层。
Correct!
The correct answer is: 危害
Related Phrases
Related Vocabulary
More health words
专注
B1To concentrate one's attention or energy on one thing; to be focused. It can also be an adjective describing a focused state.
息息相关
B1Closely linked or inextricably related. Literally 'linked by every breath,' it describes a very intimate or vital connection between two things.
环境
B1The surroundings or conditions in which a person, animal, or plant lives or operates; also refers to the natural world.
益处
B1A helpful or good effect, or something intended to help. Advantages or benefits gained from something.
平衡
B1A condition in which different elements are equal or in the correct proportions. As a verb, it means to keep something in a steady position.
避免
B1To stay away from someone or something, or to prevent something bad or unpleasant from happening. It is often used in the context of safety, health, or conflict.
预防
B1To stop something from happening before it occurs, especially something unpleasant or harmful like a disease or accident.
保持
B1To make something continue in the same way or at the same level as before. It implies effort to prevent change or decline.
增强
B1To make something stronger, more effective, or more intense. It is used for both physical and abstract qualities.
健康
B1The state of being free from illness or injury. In academic writing, it often refers to public health, lifestyle choices, or the 'health' of an economy.
Comments (0)
Login to CommentStart learning languages for free
Start Learning Free