用“pregnant sow”造句大全,pregnant sow造句 国语站 造句 2.29W 大中小设置文字大小 The bio-safety of the recombinant fowlpox virus in pregnant sowsIt spread among pregnant sows in Newton Grove, N.C., causing them to abort their litters, and then to swine in Texas, Iowa and. TAG标签:造句 sow pregnant #