“sphenopterids”的概念、定义、翻译、参考文献-科学参考

单词	sphenopterids
释义	sphenopterids Encyclopedia 理学古植物学释 sphenopterids楔羊齿类晚古生代以小羽片基部为楔形或者柄状为形态特征划分的植物类群，部分为真蕨类植物，其他则为种子蕨类植物。
随便看	off-axis Cassegrain telescope off-axis distribution off-axis effect off-axis ellipsoidal mirror off-axis English mounting off-axis Gregorian telescope off-axis guider off axis hologram off-axis hologram off-axis holography off-axis image off-axis imaging off-axis mounting off-axis observation off axis point off-axis point off-axis system off-axis tensile method off-axis three-mirror anastigmat camera off-axis three-mirror optical system off-band observation offbeat off-boresight launch attack Off-Broadway off-center

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。