英语听力：自然百科 大堡礁 堡礁内外(15)

And extremely cold.

极端的寒冷。

At four degrees, it's the same temperature as the sea in the Antarctic.

只有四摄氏度和南极洲海水同样的温度。

The ROV reaches a depth of 800 metres,not quite at the bottom, but not far off.

水下机器人到达了800米深处，虽然还不算到达底部，但也差不远了

A pile of coral sand at the base of the reef wall slopes gently into the abyss,and here we find signs of real deep-sea creatures.

在珊瑚礁墙的底部有一堆沙子缓缓的倾斜到深渊里，这里我们发现了一个深海生物的信号。

Some, like this sea anemone¹, are familiar.

有点像我们熟悉的海葵。

Others are less well known, like this chambered nautilus.

其他的知名度比较差，比如这个鹦鹉螺。

It's an ancient relative of octopus² and squid,a living fossil, the last survivor³ of a group of animals that dominated the world's oceans 500,000,000 years ago.

它是章鱼和乌贼的远古近亲，它是一个活化石，是500,000,000年前统治海洋那些动物的最后的幸存者。

It moves around by jet propulsion,squirting water backwards⁴, in order to go forwards.

它通过喷射前进，向后喷水来获得前进的力量。

At night, it's the nautilus's turn to migrate.

晚上是鹦鹉螺定期活动的时候。

It swims up towards the surface to feed on shrimps⁵ beside the reef wall,returning back down during the day.

它向海面游去捕食珊瑚礁墙附近的虾然后在白天返回。

This is a baby nautilus,the first time one's been filmed in the wild.

这是一只小鹦鹉螺，它是第一次在野外被拍摄到。

It's no bigger than a two-pound coin,yet it makes the same daily up and down journey as its plate-sized parents.

它还没有一个两英镑的硬币大，但是它每天也要上去然后下来和它那盘子大小的父母一样。

1 anemone   

n.海葵

参考例句：

• Do you want this anemone to sting you?你想让这个海葵刺疼你吗？
• The bodies of the hydra and sea anemone can produce buds.水螅和海葵的身体能产生芽。

2 octopus   

n.章鱼

参考例句：

• He experienced nausea after eating octopus.吃了章鱼后他感到恶心。
• One octopus has eight tentacles.一条章鱼有八根触角。

3 survivor   

n.生存者，残存者，幸存者

参考例句：

• The sole survivor of the crash was an infant.这次撞车的惟一幸存者是一个婴儿。
• There was only one survivor of the plane crash.这次飞机失事中只有一名幸存者。

4 backwards   

adv.往回地，向原处，倒，相反，前后倒置地

参考例句：

• He turned on the light and began to pace backwards and forwards.他打开电灯并开始走来走去。
• All the girls fell over backwards to get the party ready.姑娘们迫不及待地为聚会做准备。

5 shrimps   

n.虾，小虾( shrimp的名词复数 )；矮小的人

参考例句：

• Shrimps are a popular type of seafood. 小虾是比较普遍的一种海味。 来自《简明英汉词典》
• I'm going to have shrimps for my tea. 傍晚的便餐我要吃点虾。 来自辞典例句