英语词汇tracking poll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	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	unidimensional unidirectional uniface unifaced unifacial unifactorial Unification Church unified unified field theory unifies unifilar unifoliar unifoliate unifoliolate uniform uniform uniformed uniformer uniformest uniforming uniformitarianism uniformitarianisms uniform resource locator uniforms unify

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