cocoon [kəˈku:n]以下由轻松背单词网站提供
单词级别第11级基本释义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。 推荐阅读 |