纪录片《我们的地球》 第228期 无垠深海(20)

A frigate¹ soars.

军舰鸟正在高飞。

Somewhere, beneath the surface below, there is the food it must have. But where?

水下某个地方一定有食物。可在哪里呢?

Those that fly above the ocean must be able to read the signs of fresh supplies, or perish.

飞越海洋的鸟类必须懂得寻找食物的踪迹，不然就意味着死亡。

A hundred miles from the Mexican coast, and keen eyes have spotted² movement.

距墨西哥海岸100英里，军舰鸟锐利的眼睛正在搜寻。

Sailfish³, three meters long, are closing in on prey⁴.

3米长的旗鱼正在接近猎物。

They will only use just enough energy to make their kill, never wasting a fin⁵ stroke.

它们只用恰到好处的力量来猎杀，从不贸然浪费力气。

Nearly a hundred sailfish have surrounded a single school of baitfish.

近100条旗鱼的包围了这群饵鱼。

It's very rare to see so many of these hunters in one place.

很少能见到上百条的旗鱼在同一个地方出现。

To herd⁶ their prey, the predators⁷ raise their huge dorsal⁸ fins⁹.

旗鱼张开大大的背鳍来把猎物赶到一起。

A mistimed strike by one sailfish, could fatally damage another,

旗鱼不恰当的攻击会严重伤害到同伴，

but each continually changes it's color, from blue, to striped, to black,

所以每条旗鱼不断变换颜色 从蓝色到有斑纹到黑色，

that warns it's companions of it's intentions and also confuses the prey.

这可以警告同伴注意，同时也可以迷惑饵鱼。

As the shoal is driven nearer the surface, it comes within the range of the seabirds.

当饵鱼被赶上海面的时候，又进入了海鸟的攻击范围。

Out here, in the open ocean, there is nowhere for the baitfish to hide.

在这片空旷的海域中，这些小鱼无处可藏。

1 frigate   

n.护航舰，大型驱逐舰

参考例句：

• An enemy frigate bore down on the sloop.一艘敌驱逐舰向这只护航舰逼过来。
• I declare we could fight frigate.我敢说我们简直可以和一艘战舰交战。

2 spotted   

adj.有斑点的，斑纹的，弄污了的

参考例句：

• The milkman selected the spotted cows,from among a herd of two hundred.牛奶商从一群200头牛中选出有斑点的牛。
• Sam's shop stocks short spotted socks.山姆的商店屯积了有斑点的短袜。

3 sailfish   

n.旗鱼，姥鲛

参考例句：

• The state offers a huge variety of fish,from largemouth bass to sailfish.这里出产非常多种鱼类，从阔嘴黑鲈到旗鱼等不一而足。
• A fine start to the day,and my first sailfish on a fly.这一天的开局不错，这也是我第一次用飞杆钓到旗鱼。

4 prey   

n.被掠食者，牺牲者，掠食；v.捕食，掠夺，折磨

参考例句：

• Stronger animals prey on weaker ones.弱肉强食。
• The lion was hunting for its prey.狮子在寻找猎物。

5 fin   

n.鳍；(飞机的)安定翼

参考例句：

• They swim using a small fin on their back.它们用背上的小鳍游动。
• The aircraft has a long tail fin.那架飞机有一个长长的尾翼。

6 herd   

n.兽群，牧群；vt.使集中，把…赶在一起

参考例句：

• She drove the herd of cattle through the wilderness.她赶着牛群穿过荒野。
• He had no opinions of his own but simply follow the herd.他从无主见，只是人云亦云。

7 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》

8 dorsal   

adj.背部的，背脊的

参考例句：

• His dorsal fin was down and his huge pectorals were spread wide.它的脊鳍朝下耷拉着，巨大的胸鳍大张着。
• The shark's dorsal fin was cut off by the fisherman.鲨鱼的背鳍被渔夫割了下来。

9 fins   

[医]散热片；鱼鳍；飞边；鸭掌

参考例句：

• The level of TNF-α positively correlated with BMI,FPG,HbA1C,TG,FINS and IRI,but not with SBP and DBP. TNF-α水平与BMI、FPG、HbA1C、TG、FINS和IRI呈显著正相关，与SBP、DBP无相关。 来自互联网
• Fins are a feature specific to fish. 鱼鳍是鱼类特有的特征。 来自辞典例句