A second case on the same farm was followed on September 25th by another 50 miles away on the east coast (see map), and then by a fourth the next day.
9月25日,在同一农场又发现了第二例病例。同天在离那50英里(即80公里)东岸发现了另一例,随后第二天又有第四例。
A second case on the same farm was followed on September 25th by another 50 miles (80km) away on the east coast (see map), and then by a fourth the next day.
9月25日,在同一农场又发现了第二例病例。同天在离那50英里(即80公里)东岸发现了另一例,随后第二天又有第四例。
The majority of embryos are collected and transferred on the same farm, but national and inter-national trade in frozen embryos contributes significantly to these figures.
大多数胚胎都是在同一个农场里收集并移植的,但是冰冻胚胎的国内和国际贸易也为这些数据做出了重大贡献。
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