“天文单位”概念、定义、翻译-科学时代

单词	天文单位
释义	地球科学词汇手册 astronomical unit 天文单位
随便看	tax credit tax credit tax credit tax credit tax credit tax credit scheme tax criterion tax day tax day tax declaration tax-deducible expenses tax deductible tax-deductible tax-deductible tax-deductible tax deductible expenses tax deduction tax deduction tax deduction tax deduction tax deed tax deed tax defaulter tax defaulter tax deferral

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。

astronomical unit