渔民们知道一年中允许捕捞的大概时间段,但是在某些日子,一个地区可能有一个或多个实地生物学家中止捕鱼活动。
The fishermen know the approximate time of year when they will be allowed to fish, but on any given day, one or more field biologists in a particular area can put a halt to fishing.
在拉美和加勒比海地区建立的“植物生物技术技术合作网络”就是一个很好的例子(REDBIO)。 这个网络总部设在粮农组织拉丁美洲和加勒比海区域办事处,开始于1990年。
One good example is the Technical Cooperation Network on Plant Biotechnology in Latin America and the Caribbean (REDBIO), based at the FAO Regional Office for Latin America and the Caribbean.
艾治汪惊奇地发现,燕鸥经常在北大西洋可以停留近一个月。 他推测燕鸥可能在这段时间捕捉一些鱼类和小型的甲壳类海洋生物,能量得到充足补充后再动身穿越热带地区。
Egevang was surprised to find that the birds often stop for a month in the open North Atlantic Ocean, probably to "fuel up" on fish and small crustaceans before setting off to cross the tropics.
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