单词：nonimmunized
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Vaccines aren't just for kids, adults also need to get immunized. 不仅是儿童，成人也需要接种疫苗。 Overall, far too many people 19 years and older aren't getting the vaccines they need and remain unprotected. 总的来说，许多19岁或
发表于:2018-12-04 / 阅读(450) / 评论(0)
医学英语轻松学
医学英语轻松学
World Health Organization agreed on initiatives to increase the immunization of children in sub-Saharan Africa. Ish Mafundikwa | Harare 18 December 2009 The Global Polio Eradication Initiative launched in 1988 has successfully obliterated polio in 45
发表于:2019-01-13 / 阅读(326) / 评论(0)
VOA标准英语2009年(十二月)
VOA标准英语2009年(十二月)