单词:Bacillus pertussis
[医] 百日咳[嗜血]杆菌
单词:Bacillus pertussis 相关文章
Pertussis Rises, Research Focuses on Vaccine Pertussis is one of the leading causes of unnecessary infant and child deaths worldwide. The deaths could largely be prevented with a vaccine. Most of the cases of pertussis occur in developing countries,
发表于:2019-01-14 / 阅读(140) / 评论(0)
VOA标准英语2012年(十二月)