“life expectancy”的概念、定义、翻译、参考文献-科学参考

单词	life expectancy
释义	life expectancy Encyclopedia 理学生命期望释 life expectancy生命期望种群中某一特定年龄的个体在未来所能存活的平均时间。又称期望寿命、平均寿命。
随便看	Galactic supernova galactic supernova Galactic supernova remnant Galactic System galactic system galactic thick disk Galactic variable galactic void galactic walls Galactic warp galactic wind Galactic window Galactic X-ray source Galactic year galactic zone Galactocentric concentration Galactocentric distance galactocerebroside galactoglucomannan galactokinase galactokinase deficiency galactomannan galactometer galactorrhea galactosamine

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。