单词 | life expectancy |
释义 | life expectancy [`līf ik`spek·tǝn·sē] BIOLOGY The expected number of years that an organism will live based on statistical probability. ENGINEERING The predicted useful service life of an item of equipment. |
随便看 |
|
科学参考收录了103327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。