英语词汇“stratified sample”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	stratified sample
释义	stratified sample noun Etymology: stratified (past participle of stratify) + sample : a statistical sample obtained by breaking the universe down into smaller parts made up of relatively homogeneous units and taking a sample from each part
随便看	aer aer- aer aera aerate aerated aerated bread aerated water aeration aeration aerator aerenchyma aeri- aeri aerial aerial aerial barrage aerial blue aerial bomb aerial cascade aerial drainage aerial farming aerial funicular aerial gunner aerialist

英语词典包含332784条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。