“trigonometric ratio”概念、定义、翻译-科学时代

单词	trigonometric ratio
释义	数学词汇手册 trigonometric ratio 三角比
随便看	isotope milking isotope scanner isotope scanning isotope separation isotope separation isotope separation isotope-separation apparatus isotope separator on line isotope shift isotope therapy isotope tracer isotope-velocity method isotopic abundance isotopic abundance isotopic abundance measurement isotopically pure isotopic analysis isotopic analysis isotopic dating isotopic dilution mass spectroscopy isotopic effect isotopic effect isotopic element isotopic enrichment isotopic equilibrium

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。