cocoon /ks'kwn; ka'kun/ n silky covering made by a caterpillar to protect itself while it is a chrysalis, esp that of the silkworm. W (毛蟲在作蛹時(shí)期結(jié)絲以保護(hù)包己的外殼); (尤指) 尊虬中 the illus at butterfly, silk. 參看 butterfly 及 silk 之插圖。 vt [VP6A] protect by covering completely. 完全行的井酒類充礙酸氣的飲料) 。