纪录片《我们的地球》 第50期 淡水资源(07)

Fishing practice begins when the cubs¹ are four months old.

小水獭在4个月大时就开始学习捕鱼

Only the adults have the speed and agility² needed to make a catch.

只有成年水獭才具备捕鱼所需的速度和灵巧

Adults share their catches with their squabbling cubs.

成年水獭把“战利品”与幼崽一起分享，小家伙们立刻抢成一团

Most otters⁴ are solitary⁵,

大部分水獭都是独自生活

but these rich, warm waters can support large family groups and even bigger predators⁶.

但是这些富饶温暖的水域足以养活大型家族，甚至更大的掠食动物

Mugger crocodiles, four metres long, could easily take a single otter³.

4米长的恒河鳄能轻松捕获一只落单的水獭

But confident in their gangs, the otters will actively⁷ harass⁸ these great reptiles⁹.

不过集合起来的水獭颇有胆量，反而会主动骚扰这些大块头的爬行动物。

Team play wins the day.

群体作战通常会取得胜利

The Mara River, snaking across the plains of East Africa.

马拉河蜿蜒地穿过东非平原

As the land flattens¹⁰ out, rivers slow down and lose their destructive power.

由于地势平坦，河水流速变慢，没有了原来的破坏力。

Now they're carrying heavy loads of sediment¹¹ that stains their waters brown.

河流中带着大量的泥沙，水变得很浑浊。

1 cubs   

n.幼小的兽，不懂规矩的年轻人( cub的名词复数 )

参考例句：

• a lioness guarding her cubs 守护幼崽的母狮
• Lion cubs depend on their mother to feed them. 狮子的幼仔依靠母狮喂养。 来自《简明英汉词典》

2 agility   

n.敏捷，活泼

参考例句：

• The boy came upstairs with agility.那男孩敏捷地走上楼来。
• His intellect and mental agility have never been in doubt.他的才智和机敏从未受到怀疑。

3 otter   

n.水獭

参考例句：

• The economists say the competition otter to the brink of extinction.经济学家们说，竞争把海獭推到了灭绝的边缘。
• She collared my black wool coat with otter pelts.她把我的黑呢上衣镶上了水獭领。

4 otters   

n.（水）獭( otter的名词复数 )；獭皮

参考例句：

• An attempt is being made to entice otters back to the river. 人们正试图把水獭引诱回河里去。 来自《简明英汉词典》
• Otters are believed to have been on Earth for 90 million years. 水獭被认为存活在地球上已经9千多万年。 来自互联网

5 solitary   

adj.孤独的，独立的，荒凉的；n.隐士

参考例句：

• I am rather fond of a solitary stroll in the country.我颇喜欢在乡间独自徜徉。
• The castle rises in solitary splendour on the fringe of the desert.这座城堡巍然耸立在沙漠的边际，显得十分壮美。

6 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》

7 actively   

adv.积极地，勤奋地

参考例句：

• During this period all the students were actively participating.在这节课中所有的学生都积极参加。
• We are actively intervening to settle a quarrel.我们正在积极调解争执。

8 harass   

vt.使烦恼，折磨，骚扰

参考例句：

• Our mission is to harass the landing of the main Japaness expeditionary force.我们的任务是骚乱日本远征军主力的登陆。
• They received the order to harass the enemy's rear.他们接到骚扰敌人后方的命令。

9 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》

10 flattens   

变平，使（某物）变平( flatten的第三人称单数 )； 彻底打败某人，使丢脸； 停止增长（或上升）； （把身体或身体部位）紧贴…

参考例句：

• After Oxford the countryside flattens out. 过了牛津以远乡村逐渐平坦。
• The graph flattens out gradually after a steep fall. 图表上的曲线突降之后逐渐趋于平稳。

11 sediment   

n.沉淀，沉渣，沉积(物)

参考例句：

• The sediment settled and the water was clear.杂质沉淀后，水变清了。
• Sediment begins to choke the channel's opening.沉积物开始淤塞河道口。