These pigs had acquired lungworm infestations presumably containing masked influenza virus under natural conditions.
这些
在自然条件下已受到含有隐蔽流感
毒的肺丝虫
。
These pigs had acquired lungworm infestations presumably containing masked influenza virus under natural conditions.
这些在自然条件下已受到含有隐蔽流感毒的肺丝虫。
As a rule the swine infested with the lungworms carrying the "masked virus" did not develop swine influenza immediately upon infestation with the lungworm.
常，受到携带了“隐蔽毒”的肺丝虫侵袭的，
因肺丝虫的侵袭立即发流感。
声明：以上例句、词性分类均由互联网资源自动
成，部分未经过人工审核，其表达内容亦
代表本软件的观点；若发现问题，欢迎向我们指正。
