?不规则误差
... erratic flow涡流 erratic error不规则误差;不定误差 erratic drift不规则掉格 ...
?不定误差
And he was helped by an erratic performance from the Frenchman, also 23, whose error-strewn display prevented him from capitalising on the chances which came his way.
BBC: Andy Murray victory seals place at World Tour Finals
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。