Whales are mammals that live in the sea.
鲸是生活在海洋中的哺乳动物。
There were no longer enough fish in the sea for the stock to maintain itself, let alone an industry.
海里已经没有足够的鱼来维持鱼类自身的生存，更不用说维持一项产业了。
The waste was dumped in the sea.
废物倒入海中。
The bombs fell in the sea, many too close for comfort.
那些炸弹落进了海里，很多落得太近而使人不安。
It seems there are not very many of them left in the sea.
似乎在海洋中它们所剩不多了。
Many organisms that die in the sea are soon buried by sediment.
许多在海里死亡的生物很快便被沉淀物掩埋。
The wild weather did not deter some people from taking an unseasonable dip in the sea.
狂风暴雨的天气并没有使一些不合时宜地到海里游泳的人却步。
在海里翻个跟斗！
宇宙飞船坠入海中。
我在海里看见一只海星。
Some of us have swum in the sea.
我们中有些人在海里游过泳。
海豹生活在海里。
海龟住在海里。
There are eight dolphins in the sea.
海里有8只海豚。
There are many penguins in the Sea World.
海洋世界有很多企鹅。
我在海里游泳。
A turtle is caught by a fisherman in the sea.
一个打渔的人，在海里捕到了一只海龟。
You will find many strange animals in the sea.
你会在海里发现许多奇怪的动物。
If you go back far enough, everything lived in the sea.
如果你回溯得足够远，一切生物都生活在海里。
The beagle studied the waters in the sea near South America.
小猎犬研究了南美洲附近的海域。
Despite living in different waters, all eels spawn in the sea.
尽管生活在不同的水域，所有的鳗鱼都在海里产卵。
In the sea, it is yellow, orange, grey, green, brown or even blue.
在海里，它是黄色、橙色、灰色、绿色、棕色，甚至蓝色。
That's the octopus, one of the unusual creatures that live in the sea.
那就是章鱼，一种生活在海里的不寻常的生物。
To most of us sharks are the most dangerous fish in the sea and they attack humans.
对我们大多数人来说，鲨鱼是海里最危险的鱼类，它们攻击人类。
Before the nineteen century, scientists with an interest in the sea were few and far between.
在十九世纪以前，对海洋感兴趣的科学家寥寥无几。
"You're wrong about the crumbs," said the Mock Turtle, "crumbs would all wash off in the sea."
“面包屑你可说错了，”假海龟说，“海水会把面包屑冲掉的。”
Before the nineteenth century, scientists with an interest in the sea were few and far between.
在十九世纪以前，对海洋感兴趣的科学家寥寥无几。
In some ways, volcano surfing is like surfing in the sea, but in other ways, it's very different.
在某些方面，火山冲浪就像在海里冲浪，但在其他方面，它是非常不同的。
An expert said the biggest problems were hotels by the beaches, boats, and plastic waste in the sea.
一位专家表示，最大的问题是海滩附近的酒店、船只和海洋中的塑料垃圾。
We circle round and round the ships and get in the way when they try to dump the drums of nuclear waste in the sea.
我们绕着船转了一圈又一圈，当他们试图把一桶桶核废料倒进海里的时候，我们就会显得很碍事。
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