地球的历史已经有45亿年了。在距今约束38亿年前出现了最早的生物。从那时起，地球上的很多生物经历了兴起、衰落直至灭亡的历程，只有化石留存至今。现在世界各地都能找到各个时期不同种类的化石，这些化石告诉了我们地球沧海桑田的变迁历史。
距今两亿多年前，地球上曾经生活着一群生物——恐龙。它们盛极一时，称霸地球达成1.5亿年之久。
在人类出现以前，恐龙就已经灭绝了，没有人见到过活的恐龙。今天我们所知道的'有关恐龙的一切是从恐龙的化石得来的。由于人们找到了它们的骨、齿、卵的化石，和皮肤痕迹、脚印、穴居场所等，科学家们就根据这些线索去探索有关恐龙的秘密。
The Earth's history has been 45 billion years. Constraints in the 38 million years ago before the emergence of the earliest organisms. Since then, much of the planet has experienced the rise of biotechnology, the course of the decline until extinction, only the fossils so far retained. Now the world can be found in various periods of different types of fossils, these fossils tell the history of our planet earth-shaking changes.
Dating back more than 200 million years ago, life on Earth has a group of organisms - the dinosaurs. They are very popular and dominate the Earth to reach 1.5 million years old.
In humans before the advent of dinosaurs had become extinct, and no one to see live dinosaurs. Today, we know everything about dinosaurs from the dinosaur fossils come. As people found their bones, teeth, egg fossils, and skin marks, footprints, and other cave sites, the scientists on the basis of these clues to discover the secrets of the dinosaurs.
1 说到恐龙，人们往往想到凶猛的霸王龙或者笨重、迟钝的马门溪龙;谈起鸟类，我们头脑中自然会浮起轻灵的鸽子或者五彩斑斓的孔雀。二都似乎毫不相干，但近年来发现的大量化石显示：在中生代时期，恐龙的一支经过漫长的演化，最终变成了凌空翱翔的鸟儿。
2 恐龙，这些奇特的动物生活在遥远的两亿多年前，那时地球上遍布大片大片的沼泽，深谷里、山坡上，到处都覆盖着茂密的森林。在这个绿色的乐园里，生活着不计其数、又无比奇特的动物——恐龙。当时，这些地球上的主人，它们到处漫游，足迹遍及整个世界。
3. 恐龙是中生代多样化优势陆栖脊椎动物，曾支配全球陆地生态系统超过1亿6千万年之久。恐龙最早出现在2亿3千万年前的三叠纪，灭亡于约6千5百万年前的白垩纪晚期所发生的白垩纪末灭绝事件。
4. 梁龙的身体很长，从头到尾足有二十多米，走起路来，好像是一架移动的吊桥。
5. 雷龙是个庞然大物，它的`身体有六头大象那么重，它每踏下一步就发出一声轰响，好似雷鸣一般。
6. 鱼龙长得很象今天的海豚，翼龙展翅高飞时好像一架翱翔的飞机。
7. 霸王龙脑袋大，身子小，牙齿像锋利的匕首。别看它的前肢短小，跑起来速度很快。
8 脊背龙，因背上长有一个硕大的帆状物而得名。它是最大的食肉恐龙，身长17米，体重18吨，比霸王龙还要大一半;它的两个大爪子是它捕猎的得力武器。
9 恐龙是所有陆生爬行动物中体格最大的一类，很适宜生活在沼泽地带和浅水湖里，那时的空气温暖而潮湿，食物也很容易找到。
Dinosaurs existed on Earth more than sixty million years ago, much earlier than human beings.
2．有些恐龙跟鸡一样小，有些跟比十头大象一样大。
Some dianosaurs were as small as chickens. Others were as big as ten elephants.
3．许多恐龙是无害的。其他恐龙是有害的。
Many dinosaurs were harmless. Others were harmful.
4．他认为快乐的方法是尽可能少的拥有东西。
He believed that the way to be happy was to own as few things as possible.
5．他看见一个小男孩跪在喷泉边。
He saw a small boy kneeling by a fountain.
6．离开学校后，他卖过报纸，送过邮件。
After leaving school, he sold newspaper and delivered mail.
7．他丢掉他的杯子变得更加开心。
He threw away his cup and became even happier.
8．最后，他得到一份为影片画漫画的工作。
Finally, he got a job drawing cartoons for films.
9．Disneyland是美国著名的游乐园。是Walt Disney创建的。
Disneyland is a famous amusement park in th USA. It was created by Walt Disney.
10．我们是从恐龙的骨骼、蛋和它们留下的脚印来了解恐龙的生活的。
We know about the lives of dinosaurs from the skeletons,eggs and footprints they left behind.
11. 人们开始计划他们的暑假。
People are starting to plan for their summer holidays.
12．法国是一个大国家，它三面临海。它也有许多适合滑雪的山地地区。
France is a big country, with coasts on three sides. It also has many mountainous regions for skiing.
13．巴黎，法国的首都，在世界上是最受欢迎的旅游目的地之一。
Paris ,the capital of France, is one of the most popular tourist destinations in the world.
14．它能让你坐火车用大约3小时从巴黎旅行到伦敦。
It enables you to travel by train from Paris to London in about three hours.
15．法国，像中国一样，食物很出名。
France, like China, is famous for its food.
16．在艺术很文化方面法国也适宜个领导者。
France is a leader in art and culture.
17．为什么不去法国这片奇妙的土地开开心呢？
Why not go to the wonderful land of France and enjoy yourself?
18．来自不同国家的学生去法国深造。
Students from different countries go to France to further their studies.
19．法国的中心是个大的农业地区。
The centre of France is a big, agricultural region.
20．为什么不展开你的翅膀参观法国呢？
Why not spread your wings and visit France?
21. 你为什么对树木如此感兴趣呢？
Why are you so interested in trees?
22．它们能够使街道变得更加漂亮并且减少噪音。
They can make streets more beautiful and less noisy.
23．你喜欢呼吸纯净、凉爽的空气吗？
Do you enjoy breathing pure , cool air?
24．树木是天然的空气净化器，他们可以吸收空气中有害的气体并向空气中释放氧气。
Trees are natural air conditioners. They take harmful gas from the air, and release oxygen into the air.
25．1．5公顷的树木可以制造出足够让46个学生健康生存一年的氧气，中学生作文《初二英语句子翻译》。
One and half hectares of trees could produce enough oxygen to keep 46 students alive and healthy for a year.
26．树木现在面临危险吗？
Are trees in danger?
27．我们正在破坏我们抑制污染的最好的卫士。
We are destroying our best fighters against pollution.
28．你对树木了解的真多。
You know much about trees.
29．三棵树就能完成15台空气净化器整日不停才能完成的工作。
Three trees can do the job of 15 air conditioners running almost all day.
30．树木之间可以互相交流。
Trees are communicating with one another.
