“insurance for old-age”概念、定义、翻译-科学时代

单词	insurance for old-age
释义	保险词汇手册 insurance for old-age 老龄保险，老年保险
随便看	percentage change percentage change percentage concentration percentage depletion percentage depletion percentage diagram percentage distribution percentage elongation percentage error percentage error percentage extraction percentage humidity percentage lease percentage modulation percentage of allocation of quota percentage of bed-expansion percentage of cable core used percentage of completion method percentage-of-completion method percentage of damaged goods percentage of data rejection percentage of forest cover percentage of heat quantity distributed in occupied zone percentage-of-loss deductible percentage of moisture regain

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。