polio是什么意思

a live vaccine containing the polio virus含有脊髓灰质炎病毒的活疫苗The coverage rates of BCG, DPT , measles and polio vaccinates are 99 42 % , 99 79 %, 99 26 %, 99 21 %, respectively.1995年“四苗”单项接种率分别为BCG99.42% 、 TOPV99.21% 、 DPT99.79...

He dragged a foot when he walked, a leftover from polio.他走路时一瘸一拐的，那是小儿麻痹的后遗症。He wore leg braces after polio in childhood.他幼时得过小儿麻痹症后双腿安上了支架。Polio was then endemic among children my age.那时小儿麻痹症在我这个年纪的孩子中很常见。...

polio的音标：polio的英式发音音标为：['pəʊliəʊ]polio的美式发音音标为：['poʊlioʊ]...