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1·The coastal hypothesis suggests an economy based on marine mammal hunting, saltwater fishing gathering, and the use of watercraft.

沿海假说提出了一种以捕猎海洋哺乳动物、收集捕捞咸水鱼和使用船只为基础的经济模式。

2·The coastal hypothesis suggests an economy based on marine mammal hunting, saltwater fishing, shellfish gathering, and the use of watercraft.

海岸假说提出了一种以捕猎海洋哺乳动物、捕捞咸水鱼类、采集贝类和使用船只为基础的经济模式。

3·It is the world's smallest Marine mammal.

是世界上最小的海洋哺乳动物。

4·A bite that would be lethal to a large Marine mammal could damage the shark's jaws.

对于大型海洋哺乳动物的致命一咬将会伤害到鲨鱼的下巴。

5·The manatee, often called the sea cow , is the only exclusively herbivorous marine mammal.

海牛，通常也称之为海中之牛，是唯一一种海洋食草哺乳动物。

6·Marine mammal experts and the WWF believe the polar bear population in the region is increasing.

海洋哺乳动物专家和世界自然基金会(WWF)相信，现在该地区的北极熊数目在持续增长。

7·Obviously sleeping safely at sea can pose problems, but the Marine mammal system has addressed them.

显然安全地在海里睡觉会产生一些问题，但海洋动物的系统已解决了这些问题。

8·The competition can get vicious, says Adam Pack, a marine mammal biologist and psychologist at the University of Hawaii, Hilo.

这样的竞争会很残酷，亚当.帕克(Adam Pack)这么说，他是夏威夷大学的一位海洋哺乳动物学家及心理学家。

9·Although hunting of the blue whale was banned in 1966, the recovery of this magnificent Marine mammal has been exceptionally slow.

尽管1966年就已经禁止捕杀蓝鲸，但是这种巨大的海洋哺乳动物数量恢复的异常缓慢。

10·Mark Berman, assistant director of the International Marine Mammal Project at the Earth Island Institute, applauded the release.

国际海洋哺乳动物项目在地球岛学院的助理署长Mark Berman赞许这个释放。