“前驱”的概念、定义、翻译、参考文献-科学参考

单词	前驱
释义	前驱 Encyclopedia 理学前驱释 Precursor前驱一个地区某个地质年限内的动物群中最早出现的分子。又称先驱（Progenitor）。
随便看	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 offcenter

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。