These pigs had acquired lungworm infestations presumably containing masked influenza virus under natural conditions.
这些
在自然条件下已
到含有隐蔽流感
毒
肺丝虫寄生。
These pigs had acquired lungworm infestations presumably containing masked influenza virus under natural conditions.
这些在自然条件下已到含有隐蔽流感毒肺丝虫寄生。
As a rule the swine infested with the lungworms carrying the "masked virus" did not develop swine influenza immediately upon infestation with the lungworm.
，到携带了“隐蔽毒”肺丝虫侵
，并不因肺丝虫侵立即发生流感。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
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