That commercial or contract hauliers of dead carcasses may introduce another disease from some other ranch outbreak . 商营或承包的动物尸体运输机构，有可能从某些爆发瘟疫的牧场带来其他疾病。
2.
The lack of a national trucking licence , for example , means hauliers must get approval from each province to move goods across the country and unload them on to different trucks at each border ? delaying delivery and increasing spoilage and pilfering 比如，国有运输执照的缺乏，意味着运输者必须在每个省份获得许可证才能驾车运货，因此，他们不得不在每个省份边界处将货物卸装又重装上另外的卡车这就拖延了运输时间，增加了损坏和盗窃几率。
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