n.繭；繭狀物

v.包圍；包裹

Silkworms make cocoons. 蠶做繭。

A cocoon is a kind of silk covering made by an insect. 蠶繭是由昆蟲制造的一種由絲組成的外包層。

The children tore the cocoon open to see if there was a pupa. 孩子們撕開蠶繭看看里面有沒有蛹。

Families cocoon around the TV set most evenings. 好多家庭大部分晚上都圍在電視機前看電視。

The last thing he wants to do is to cocoon all weekend in that same house. 他最不愿意做的事是整個周末呆在同一幢房子里繭居。