恐龙的描写作文英语

1. 关于恐龙的英语作文

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 ani *** s. Since then, much of the pla 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 pla earth-shaking changes.

Dating back more than 200 million years ago, life on Earth has a group of ani *** s - 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 bee extinct, and no one to see live dinosaurs. Today, we know everything about dinosaurs from the dinosaur fossils e. 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.

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 ani *** s.Since then,much of the pla 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 pla earth-shaking changes.Dating back more than 200 million years ago,life on Earth has a group of ani *** s - 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 bee extinct,and no one to see live dinosaurs.Today,we know everything about dinosaurs from the dinosaur fossils e.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.。

Dinosaurs are very large creatures which appeared on the earth millions of years ago.They became extinct many years later because of a change in climate and they could no longer find any food to eat.Today,people know that dinosaurs had once existed because scientists discovered the remains of their bones when they dug underneath the ground.We can see the skeletons of these dinosaurs now in the museums.。

Long, long time ago, we lived on Earth a large family, their offspring hatch from the eggs out, their skin covered with scales, impervious, they are dominated by sea, land and sky, all other animals do not, and their confrontation, they are truly dominant, and this is dinosaurs. From there until the demise of the dinosaurs ruled the Earth 1.6 billion years old。

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 ani *** s. Since then, much of the pla 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. Dating back more than 200 million years ago, life on Earth has a group of ani *** s - the dinosaurs. They are very popular and dominate the Earth to reach 1, these fossils tell the history of our pla earth-shaking changes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， footprints，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。

现在世界各地都能找到各个时期不同种类的化石.5 million years old，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。

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， teeth, egg fossils, and skin marks. In humans before the advent of dinosaurs had bee extinct, and no one to see live dinosaurs. Today。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，和皮肤痕迹， we know everything about dinosaurs from the dinosaur fossils e. As people found their bones, and other cave sites。

暴龙（又名霸王龙）是我最喜欢的恐龙，它是一种大型的肉食性恐龙，身长约13公尺，体重约7公吨，生存于白垩纪末期的马斯垂克阶最后300万年，距今约6850万年到6550万年.它也是白垩纪-第三纪灭绝事件前最后的恐龙种群之一.Tyrannosaurus is my favourite dinosaur.It is a large carnivorous dinosaur,its body length of 13 meters and weighing about 7 tons,lived in the end of the Cretaceous Maastrichtian and last for 3 millions years,since about 68.5 million years to 65.5 million years.The tyrannosaurus is one of the last dinosaur species before the events of Cretaceous - Tertiary extinction.。

Dinosaurs are a diverse group of animals that were the dominant terrestrial vertebrates for over 160 million years, from the late Triassic period (about 230 million years ago) until the end of the Cretaceous (about 65 million years ago). The extinction of most dinosaur species occurred during the Cretaceous–Tertiary extinction event. The fossil record indicates that birds evolved from theropod dinosaurs during the Jurassic period. Some of them survived the Cretaceous–Tertiary extinction event, including the ancestors of all modern birds. Consequently, in modern classification systems, birds are considered a type of dinosaur — the only group of which that has survived to the present day.。