英语词汇“tracking poll”是什么意思，“tracking poll”的读音、用法及例句翻译-烛光网

词汇	tracking poll
释义	tracking polln.（名词） An opinion poll in which the same sample, such as a small number of voters, is questioned periodically to measure shifts in opinion.跟踪民意测验：一种民意测验方式，定期对同一取样组，如少量的选民，进行询问以测出意见的变化
随便看	familial familiar familiarise familiarities familiarity familiarize familiarized familiarizes familiarizing familiars families family family family Bible family circle family doctor family hour family jewels family leave family man family medicine family name family physician family physician family planning

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