2016年3月22日 星期二

Vaccination, 疫苗接種

A member of the Syrian Arab Red Crescent administers a vaccination to a girl at a school in the rebel held Douma neighborhood of Damascus.
March 21, 2015
http://www.voanews.com/media/photogallery/march-21-2015-day-in-photos/3247715.html

Vaccination - Wikipedia, the free encyclopedia

疫苗接種

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