约翰尼·沃里克在亚拉巴马州有个养猪场。Johnny Warrick has a hog farm in Alabama.可是, 现在英格兰 、 苏格兰 、 丹麦、瑞典都有这种户外型养猪场.Still, outdoor herds are found in England, Scotland, Denmark and Sweden.一次参观某集体农庄养猪场, 发现一头病歪歪的小猪.See some collective grange fa...
对猪场环境管理及环境保护的研究工作还需加强.The research on piggery environmental management and conservation need to be strengthened.那么猪场B 呢 ?它是多长?Then how about Pigsty B? How long is it?到处都是猪场.Pigs are on farms everywhere....