noun🔗Share茧，蛹壳 The silky protective case spun by the larvae of some insects in which they metamorphose, the pupa."The butterfly emerged from its cocoon, ready to fly. "蝴蝶从它的茧里破茧而出，准备好展翅飞翔了。animalinsectbiologynatureChat with AIVocabulary GamePractice Reading
noun🔗Share茧，保护层，庇护所 Any similar protective case, whether real or metaphorical."The student's carefully crafted presentation was a cocoon of confidence, shielding her from any doubts. "这个学生精心准备的报告就像一个自信的保护层，让她免受任何疑虑的困扰。natureanimalbiologyChat with AIVocabulary GamePractice Reading
verb🔗Share包裹，包裹起来 To envelop in a protective case"The gardener cocooned the young plants in burlap sacks to protect them from the frost. "园丁用粗麻布袋把幼苗包裹起来，以保护它们免受霜冻。organismanimalinsectnaturebiologyChat with AIVocabulary GamePractice Reading
verb🔗Share把自己封闭起来， 隐居。 To withdraw into such a case."Feeling overwhelmed by the project, Sarah cocooned herself in her study for hours. "由于这个项目让她感到压力巨大，萨拉把自己封闭在书房里好几个小时。natureanimalbiologyinsectenvironmentChat with AIVocabulary GamePractice Reading
