[数]?外推平均
... 外推均值 extrapolated mean 外推平均 extrapolated mean 外微分 exterior differentiation ...
外插平均故障间隔时间
用外推法求平均寿命
But that did not mean it could be "extrapolated into the future".
BBC: Britain 'biggest in EU by 2050'
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。