纪录片《我们的地球》 第233期 偏远岛屿(04)

The island of Komodo in Indonesia. Home to dragons.

这是印度尼西亚的科莫多岛。龙之巢穴。

Ten feet long and weighing an impressive 150 lbs,

体长三米，重达六十八公斤，

these are the largest living lizards¹ on the planet.

他们是地球上现存体型最大的蜥蜴。

It's unusual to find large predators² on islands.

大型食肉动物在岛屿上并不常见。

Yet, for four million years, the Komodo dragon has dominated here.

然而，四百万年来，科莫多巨蜥一直称霸这里。

It might seem there wouldn't be enough food to support such giants on this relatively³ small island.

这么小的岛屿似乎不可能为这种庞然大物提供充足的食物来源。

But reptiles⁴, being cold-blooded,

但冷血爬行动物只需要，

need only about a tenth of the food a carnivorous mammal would.

肉食性哺乳动物十分之一的食物量。

A single meal will last a dragon a month.

巨蜥一餐可以支撑一个月。

They are so successful that their only serious competition comes from others of their own kind.

他们的生存之道如此成功，以至于唯一的天敌就是他们的同类。

1 lizards   

n.蜥蜴( lizard的名词复数 )

参考例句：

• Nothing lives in Pompeii except crickets and beetles and lizards. 在庞培城里除了蟋蟀、甲壳虫和蜥蜴外，没有别的生物。 来自辞典例句
• Can lizards reproduce their tails? 蜥蜴的尾巴断了以后能再生吗？ 来自辞典例句

2 predators   

n.食肉动物( predator的名词复数 )；奴役他人者（尤指在财务或性关系方面）

参考例句：

• birds and their earthbound predators 鸟和地面上捕食它们的动物
• The eyes of predators are highly sensitive to the slightest movement. 捕食性动物的眼睛能感觉到最细小的动静。 来自《简明英汉词典》

3 relatively   

adv.比较...地，相对地

参考例句：

• The rabbit is a relatively recent introduction in Australia.兔子是相对较新引入澳大利亚的物种。
• The operation was relatively painless.手术相对来说不痛。

4 reptiles   

n.爬行动物，爬虫( reptile的名词复数 )

参考例句：

• Snakes and crocodiles are both reptiles. 蛇和鳄鱼都是爬行动物。 来自《简明英汉词典》
• Birds, reptiles and insects come from eggs. 鸟类、爬虫及昆虫是卵生的。 来自《现代汉英综合大词典》