Fewer big, predatory fish are swimming in the world's oceans because of overfishing by humans, leaving smaller fish to thrive and double in force over the past 100 years, scientists said Friday.
科学家本周五说，由于人类的过度捕杀，海洋中食肉性的大型鱼类越来越少，在过去一百年里只剩下小型鱼成倍繁殖。
Across the oceans is to use ships long-distance transportation form, rely mainly on the traffic volume big large ships.
是使用船舶跨大洋的长途运输形式，主要依靠运量大的大型船舶。
The Magic of the Big Blue is a 7-part series featuring the unexplored depths of seas and oceans surrounding 7 continents.
蓝色巨人的魔法是7部分组成的系列，具有海洋周边7大洲的未开发的深度。
People once thought that the oceans were so big that it didn't matter if we dumped rubbish into them or caught huge quantities of fish and whales for food.
人们认为海洋是无限大的，可以随意往里倒垃圾，可以大肆捕捞海洋里的鱼类和鲸鱼。
Unlucky things always come upon koala bears, last month, a big jungle fire made oceans of koala bears escape from their homes.
不幸的事总是降临在考拉熊身上，上个月的一场森林大火让无数考拉逃离了家园。
Unlucky things always come upon koala bears, last month, a big jungle fire made oceans of koala bears escape from their homes.
不幸的事总是降临在考拉熊身上，上个月的一场森林大火让无数考拉逃离了家园。
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