Its ratio of inapparent infection to apparent infection is about 100:1.
该病隐感染与显
感染的比
100:1。
Its ratio of inapparent infection to apparent infection is about 100:1.
该病隐感染与显
感染的比
100:1。
声明:以句、词
均由互联网资源自动生成,部
未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。