英语词汇do a sum by proportion怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	do a sum by proportion
释义	do a sum by proportion 简明释义按比例算
随便看	reciprocal space method reciprocal space reciprocal specific turbidity reciprocal spectrum reciprocal spiral reciprocal spreading reciprocal square root reciprocal strain ellipsoid reciprocal substitution reciprocal surface reciprocal symbiosis reciprocal synapse reciprocal synapse reciprocal system reciprocal table reciprocal tachycardia Reciprocal Tachycardia,Paroxysmal reciprocal tariff reciprocal tariff reductions reciprocal tax reciprocal teaching reciprocal temperature reciprocal theorem reciprocal theorem of displacement reciprocal theorem of work

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。