“envelope”的概念、定义、翻译、参考文献-科学参考

单词	envelope
释义	envelope Encyclopedia 工学邮政用品用具释 envelope信封邮寄信函时用以封装书面通信内容和文件的纸质封套。理学病毒的形态结构释 envelope包膜存在于某些病毒外面，包裹并保护病毒核心（衣壳和遗传物质等）的成分。又称囊膜。 Physics envelope①外壳 ②包络，包迹 Mathematics envelope包络 Astronomy envelope包层; 包络 Biology envelope包膜；被膜
随便看	convergescence converging converging angle converging beam converging diffuser converging-diverging nozzle converging lens converging light converging magnetic mirror converging mirror converging nozzle convering belt conversation agent conversational implicature conversational language conversation analysis Conversations of a Guest in a Thatched Pavilion converse converse automorphism converse digraph converse domain converse graph converse implication converse law of contraposition converse-negative proposition

科学参考收录了854744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。