英语词汇polio-free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	polio-free
释义	polio-free 简明释义 adj．无脊髓灰质炎的，无小儿麻痹症的：指一个地区或国家在一定时间内没有报告过脊髓灰质炎病例。网络释义 1 ?无脊髓灰质炎无脊髓灰质炎短语 1 Polio-free status 无脊灰状态 2 polio-free state 无脊髓灰质炎状态双语例句 1 In 2000, the World Health Organization (WHO) announced that China was already a polio-free country. 2000年，世界卫生组织（WHO）宣布中国已成为一个没有脊髓灰质炎的国家。 2 The region is polio-free, and has been for ten years. 该区域已经有十年无脊髓灰质炎。 3 Its main task is to monitor the polio-free status of the region. 其主要任务是监测该区域的无脊髓灰质炎状况。
随便看	cleavage cells cleavage center cleavage coefficient cleavage crack cleavage crystal cleavage division cleavage effect cleavage egg cleavage embryo Cleavage Enzyme,Citrate cleavage face cleavage facet cleavage failure cleavage fan cleavage fold cleavage foliation cleavage form cleavage fracture cleavage fracture strength cleavage fracture stress cleavage fragment cleavage furrow cleavage furrow cleavage groove cleavage lamellae

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