Word · CEFR A2 · Frequency #3450
insect
昆虫；虫子
核心释义
a small arthropod with six legs, an exoskeleton, and usually wings, such as a beetle, ant, or fly
- 1.
一种节肢动物(昆虫纲),具有六条腿,最多四个翅膀,和角质外骨骼。
An arthropod (in the Insecta class) characterized by six legs, up to four wings, and a chitinous exoskeleton.
- 2.
小型呼吸空气的节肢动物
small air-breathing arthropod
- 3.
品行卑劣或不道德的人,不值得尊重
a person who has a nasty or unethical character undeserving of respect
卑鄙的人；小人；一种节肢动物(昆虫纲),具有六条腿,最多四个翅膀,和角质外骨骼。；小型呼吸空气的节肢动物；品行卑劣或不道德的人,不值得尊重；昆虫
用法In use
A small green insect landed on my arm.
用法提示：insect 作可数名词，指有六条腿的小型节肢动物，这里用单数形式表示一只具体的虫子。
Insects can be seen flying around the lamp at night.
用法提示：insects 是 insect 的复数形式，泛指一类节肢动物，在句中作主语。
She studied the wings of an insect under a microscope.
用法提示：insect 作名词修饰 wings，说明所指的翅膀属于某种昆虫，仍表达“昆虫”这一本义。
a/an + insect
insect 是可数名词，单数形式前通常需要 a 或 an。
A spider is not an insect.
蜘蛛不是昆虫。
insects + 复数动词
泛指一类事物时用复数 insects，谓语动词也用复数形式。
Insects play an important role in nature.
相关词与表达Connections
搭配Collocations
- insect species
- 昆虫种类
- There are millions of insect species on Earth.地球上昆虫种类数以百万计。
- insect bite
- 昆虫叮咬
- I got an insect bite on my arm.我胳膊被虫子叮了一下。
- insect repellent
- 驱虫剂
- Apply insect repellent before going hiking.去远足前涂上驱虫剂。
- beneficial insect
- 益虫
- Ladybugs are beneficial insects that eat aphids.瓢虫是吃蚜虫的益虫。
- social insect
- 社会性昆虫
学习提示Learner notes
记忆技巧Memory Tip
联想“in”在内部，“sect”部分，昆虫身体分为头胸腹三部分。
语境与语域Context & Register
昆虫：中性语域，常见于科普文章、日常对话等语境。卑鄙的人：贬义语域，多用于非正式场合，如吵架或文学贬损，需谨慎使用。
语法说明Grammar Note
指人时（“卑鄙的人”）含贬义，仍作可数名词用。
发音与拼写Pronunciation & Spelling
These words all end with the sound /ɛkt/ and share the spelling '-ect'. Note that 'insect' is stressed on the first syllable, while most of these words are stressed on the second syllable, but the final syllable pronunciation is the same.
高价值词汇High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
用法优先级
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.