“egg case”的概念、定义、翻译、参考文献-科学参考

单词	egg case
释义	egg case [`eg ´kās] ^{INVERTEBRATE ZOOLOGY} 1. A protective capsule containing the eggs of certain insects and mollusks. Also known as egg capsule. 2. A silk pouch in which certain spiders carry their eggs. Also known as egg sac. ^{VERTEBRATE ZOOLOGY} A soft, gelatinous (amphibians) or strong, horny (skates) envelope containing the egg of certain vertebrates.
随便看	minor defect minor diameter minor diatonic scale minor fog signal minority carrier minority emitter minor key minor light minor lobe minor loop minor planet minor relay station minor surgery minor switch minor trough minuano minuend minus minus angle minus-cement porosity minus sieve minus sight minus sign minus strand minus zone

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。