cocoon [kəˈku:n]
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基本释义
n.茧
英英释义
the covering made of soft smooth threads that surrounds and protects particular insects during the pupa stage as they develop into adult form
参考例句
A cocoon is a kind of silk covering made by an insect. 蚕茧是由昆虫制造的一种由丝组成的外包层。
The beautiful butterfly emerged from the cocoon. 美丽的蝴蝶自茧中出现。
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