原文视听

The break-up of the bergs fills the bays of the Arctic
遍布北冰洋的冰山碎片
with exquisite ice sculptures.
尽显大自然的鬼斧神工
It also releases great volumes of cold, fresh water into the sea.
同时 还为海洋带来了大量冰冷的淡水
Greenland's meltwater
格陵兰的冰川融水
influences the course of the ocean currents,
影响到洋流的流向
which, in turn, has an effect on the weather around the world.
而这又会对全球气候构成影响
The Arctic is closer to home than many of us realise.
很多人不知道 北冰洋离人类家园其实很近
It includes the northernmost parts of the three continents
它涵盖了三块大陆的极北区域
on which most of us live - Europe, Asia and North America.
欧洲 亚洲 北美 人类大多居住于此
The first bare land we reach on our journey south
我们南行之旅遇到的第一片荒原
is a bleak treeless wilderness known as tundra.
就是寸草不生的所谓"冻土带"
Each spring, animals travel up from the south,
春季 动物从南部向北迁徙
to be ready for the rich grazing
春水融融下丰饶的牧草
that will be unveiled by the spring melt.
唱出了生之召唤
For the caribou,
对驯鹿来说
the timing is critical.
时机至关重要
Arrive early and a winter storm could kill you.
到来过早便会被暴风雪所吞噬
Delay too long and you may fail to lay down the fat
到来过晚便无法蓄积足够的脂肪
needed to survive a polar winter.
挨过极地的寒冬

重点解释

妙语佳句:

The break-up of the bergs fills the bays of the Arctic with exquisite ice sculptures.遍布北冰洋的冰山碎片尽显大自然的鬼斧神工

fill with:使 ... 充满

The royal palace was filled with intrigue.

皇宫中充满了勾心斗角。

My room is filled with the odor of roses.

我的房间里充满了玫瑰花的香味。

which, in turn, has an effect on the weather around the world.而这又会对全球气候构成影响

in turn:反之, 反过来

The students clean the classroom everyday in turn.

学生们每天轮流打扫教室。

have an effect on:对 ... 有影响

His passionate speech had an effect on our emotions.

他的热情的演讲打动了我们的感情。

These agreements have an effect on both the buyer and the seller.

这些协议对买卖双方都起作用。

Each spring, animals travel up from the south,to be ready for the rich grazing春季，动物从南部向北迁徙春水融融下丰饶的牧草

be ready for:为 ... 做好准备

The guide book will soon be ready for distribution.

这本旅行指南很快就可以发行了。

The order will be ready for delivery next week.

这批订货将于下周备好待发。

考考你:

遍布北冰洋的冰山碎片尽显大自然的鬼斧神工

春季，动物从南部向北迁徙春水融融下丰饶的牧草

上期答案:

Each lake forms in a matter of days,

a problem that faces all life in the polar regions.