| 单词 | 卵壳 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔caddis worm〕The aquatic, wormlike larva of the caddis fly, enclosed in a cylindrical case covered with grains of sand, fragments of shell, and other debris.石蚕：水生的，石蚕蛾的蠕虫状幼虫，包在被沙粒、卵壳碎片以及其它碎片盖住的柱形盒内美国传统〔calcific〕Producing salts of lime, as in the formation of eggshells in birds and reptiles.产生石灰盐基的：产生石灰盐的，如鸟壳和爬行动物卵壳的形成美国传统〔eggshell〕The thin, brittle, exterior covering of the egg of a bird or reptile.卵壳：鸟或爬虫的薄而易碎的卵外壳美国传统 |
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