“age composition”概念、定义、翻译-科学时代

单词	age composition
释义	生物学词汇手册 age composition 年龄组成
随便看	principle of seeking common ground while reserving differences principle of segregation principle of self phasing principle of similarity principle of similarity principle of similitude principle of similitude principle of sovereign equality of states principle of specialisation principle of speciality principle of special relativity principle of statics principle of subjacency principle of subrogation principle of sufficient reason principle of superposition principle of superposition principle of superposition principle of superposition principle of superposition principle of superposition in theory of elasticity principle of tenacity principle of testability Principle of the Freedom of the Open Sea principle of the place of publication

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

age composition