“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	random length random line random mating random noise random number generator random numbers random ordered sample random process random pulsing random sampling random-sampling voltmeter random sequence random start random storage random structure random superimposed coding random traverse random variable random vector random vibration random walk random winding Raney nickel rang range

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。