“permanent shadow region”的概念、定义、翻译、参考文献-科学参考

单词	permanent shadow region
释义	permanent shadow region Encyclopedia 理学〔月球构造〕释 permanent shadow region永久阴影区在自转轴与其黄道面交角很小的天体的极区存在的常年未受阳光直射的区域。简称PSR。
随便看	benzoylpyrazolone herbicides Benzuna Chiefs’ Delegation to London benzvalene benzyladenine benzyl alcohol benzyl alcohol; phenylcarbinol benzylamine benzylaminopurine benzyl arsonic acid benzylbenzene benzyl bromide benzyl carbinol benzyl chloride benzyl chloromethyl ether benzyl group benzylic benzylic cation benzylic intermediate benzyl mercaptan benzyl mercaptan; toluenethiol benzylphenethyl amine alkaloid benzylphenethylamine alkaloid benzylsuccinate synthase benzyltetrahydroisoquinoline alkaloid benzyne

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。