“billion”的概念、定义、翻译、参考文献-科学参考

单词	billion
释义	billion [`bil·yǝn] ^MATHEMATICS 1. The number 10⁹. 2. In British usage, the number 10¹².
随便看	metering rod metering screw metering separator metering tank metering valve meter-kilogram meter kilogram-force meter-kilogram-second-ampere system meter-kilogram-second system meter oil meter prover meter-proving tank compleximetric titration complex impedance complexing complexing agent complex instruction set computer complex integer complex ion complexity complex low complex notation complex number complexometric titration complex permeability

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。