1
- a silky case spun by the larvae of many insects for protection as pupae茧; 卵袋, 卵囊。
1.1
- a similar structure made by other animals（其他动物造的）茧状物。
1.2
- a covering that prevents the corrosion of metal equipment（防止金属设备腐蚀的）防护膜。
1.3
- something that envelops or surrounds, especially in a protective or comforting way（尤指保护性或安慰性的）遮盖（或包裹）物：
a cocoon of bedclothes
一团床上用品
figurative 〈喻〉a warm cocoon of love.
爱的温暖怀抱。
with obj.(一般作be cocooned)
1- envelop or surround in a protective or comforting way（舒服或保护性地）盖住（或裹住）：
we began to feel cold even though we were cocooned in our sleeping bags.
尽管裹在睡袋里, 我们还是开始感到寒冷。
1.1
- spray with a protective coating给…喷上保护层。
1.2
- no obj. N. Amer. retreat from the stressful conditions of public life into the cosy private world of the family〈北美〉隐退（指避开公众生活的压力享受天伦之乐）：
the movers and shakers of the eighties are now cocooning.
那些80年代有权有势的人现在正渐渐隐退。
派生词
cocooner
noun （限动词最后一个义项）词源
late 17th cent.: from French cocon, from medieval Provençal coucoun 'eggshell, cocoon', diminutive of coca 'shell'. The verb dates from the mid 19th cent.