Word · CEFR C2 · Frequency #20154
cocoon
茧
核心释义
The silky protective case spun by the larvae of some insects in which they develop into adults.
- 1.
某些昆虫幼虫结的丝质外壳,在其中变态发育,保护蛹。
The silky case spun by the larvae of some insects in which they metamorphose, protecting the pupa within.
- 2.
任何类似的保护性外壳。
Any similar protective case.
保护壳；防护层；某些昆虫幼虫结的丝质外壳,在其中变态发育,保护蛹。；任何类似的保护性外壳。；茧；[医] 茧
用法In use
The caterpillar spun a cocoon to protect itself during the transformation.
用法提示：这里的“cocoon”指的是毛毛虫用来保护自己的茧。
She felt safe and warm, cocooned in her thick blanket on a cold winter night.
用法提示：这里的“cocooned”表示被毯子包裹着，像在茧中一样。
The silk moth emerges from its cocoon after several weeks.
用法提示：这里的“cocoon”指的是蚕蛾用来保护自己的茧。
cocoon (n.) used with verbs like spin, weave, make
The caterpillar spins a cocoon around itself.
毛毛虫在自己周围结了一个茧。
emerge from a cocoon
相关词与表达Connections
搭配Collocations
- spin a cocoon
- 吐丝结茧
- The caterpillar spins a cocoon before turning into a butterfly.毛毛虫在变成蝴蝶之前会吐丝结茧。
- emerge from the cocoon
- 破茧而出
- A silkworm moth emerges from the cocoon after several weeks.蚕蛾在几周后破茧而出。
- cocoon stage
- 茧期
- Many moths spend the winter in the cocoon stage.许多蛾在茧期越冬。
- silken cocoon
- 丝茧
- The silken cocoon protects the developing pupa.丝茧保护着发育中的蛹。
- wrap someone in a cocoon
学习提示Learner notes
记忆技巧Memory Tip
记忆法：cocoon 里两个 o 像茧的椭圆，c 像丝线绕圈，幼虫被裹在里头。
语境与语域Context & Register
语域：neutral 常见场景：生物学/昆虫学、泛指保护性外壳的说明 该词语气中性，生物学与日常描述中都比较常见，正式或非正式场合通常都可使用；多在科普或观察性描述中出现。
发音与拼写Pronunciation & Spelling
与 cocoon 押韵的词都含 /uːn/ 音：balloon、lagoon、monsoon、June、moon、spoon。注意 cocoa /ˈkoʊkoʊ/ 和 coco /ˈkoʊkoʊ/ 拼写相似，但发音不同，不押韵。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY, WORDNET.