单词:laryngeal diphtheria
[医] 喉白喉, 膜性喉炎
单词:laryngeal diphtheria 相关文章
Unclean water, crowded shelters and dirty conditions create a perfect environment at the Balukhali refugee camp for spread of preventable diseases. The camp is in Coxs Bazaar, a town in southeastern Bangladesh. It is home to some of the estimated 650
发表于:2019-01-03 / 阅读(109) / 评论(0)
2018年VOA慢速英语(一)月