飞米双语翻译,飞米在线翻译例句

  • Until recently the best estimate of the proton radius was 0. 877 femtometres with an uncertainty of 0. 007 fm

    直到不久之前,对质子半径最好的测量是0.877飞米(千万亿分之一分尺),误差为在0.007飞米。