英语听力：探索发现 2012-03-23 荒野求生 澳洲金伯利—10

Finding your way across this vast landscape is difficult with so few landmarks to help. The native Australians have their own unique method of navigation. One of the reasons that Aborigines are, in many ways, the ultimate survivors in the outback is

英语听力：探索发现 2012-04-01 荒野求生 澳洲金伯利—13

Ok. You should keep following a river like this downstream. It will lead to a bigger river, then the coast. Walking has always been a big part of Aboriginal culture. And for them, its about experiencing the landscape and learning to live with nature.

英语听力：2012-02-19 从南极到北极 From Pole To Pole—15

At the peak of the dry season in the Kalahari, water arrives in the Okavango. It fell as rain a thousand miles away in the highlands of Angola and has taken nearly five months to reach here. The water drives out insects from the parched ground which

英语听力：2012-02-17 从南极到北极 From Pole To Pole—14

All across southern Africa, all animals are journeying for the same reason. Buffalo join the great track. Nowhere else on Earth are so many animals on the move for the same urgent purpose. They are all heading for the swamps of the Okavango, a vast i

英语听力：探索发现 2012-03-21 荒野求生 澳洲金伯利—9

Australia really is a place of extremes. You know, when its hot, its roasting. When it rains, it pours. And when its beautiful, it really is spectacular. In the heat of the day in the Kimberley, you can expect 125 degree heat and energy-sapping humid

英语听力：探索发现 2012-03-11 荒野求生 澳洲金伯利—5

Ive got about a quarter of a bottle now for later reserve. Urine is actually 95 percent water. And its sterile when fresh. But only drink it when you are hydrated. And drink it sooner rather than later as its a breeding ground for bacteria. The peopl

英语听力：探索发现 2012-03-07 荒野求生 澳洲金伯利—3

This looks like an all right place to climb down. The only thing is climbing like this when youre unroped, and youre on your own is probably the most unforgiving thing you can do. And it just means that you gotta get your every single move absolutely

英语听力：探索发现 2012-03-04 荒野求生 澳洲金伯利—2

Its suddenly just so hot. Its quite ncie and cool in the breeze of like 100-mile-an-hour slipstream. But suddenly you realize it is very, very hot. And its also just huge. Look at this. First thing, find a vantage point to see where you are. The Kimb

英语听力：探索发现 2012-03-02 荒野求生 澳洲金伯利—1

I am Bear Grylls. Ive served with the British Special Forces. Ive climbed to the summit of Everest and crossed the frozen oceans of the Arctic. Now, Im in the Australias outback, a vast wilderness. Five million visitors come here every year to see th

英语听力：探索发现 2012-02-29 从南极到北极 From Pole To Pole—19

At the southern end of the Earth, after four months of total darkness, the sun once more rises over Antarctica. Now at last, the emperor penguins abandon their huddle. The males are still carrying the precious eggs that theyve cherished throughout th

英语听力：2012-02-26 从南极到北极 From Pole To Pole—18

The dogs know their prey must come out or drown. Now its a waiting game. The rest of the pack are calling. Theyve made a kill in the forest and this is an invitation to join in the meal. The impala is in luck. A pack this size kills once a day and ev

英语听力：2012-02-24 从南极到北极 From Pole To Pole—17

Their secret is teamwork. Impala are their favourite prey. They start to hunt and the pack splits up. An aerial viewpoint gives a new insight into their strategy. As the dogs approach their prey, they peel off to take up separate positions around the

英语听力：2012-02-22 从南极到北极 From Pole To Pole—16

This is in Africa rarely seen, a lush water world. Some creatures are completely at home here. These are lechwe, antelope with hooves that splay widely enabling them to move at speed through the water. For others, the change is far less welcome. Babo

英语听力：探索发现 2012-03-09 荒野求生 澳洲金伯利—4

Temperatures in the outback of Australia have been known to reach up to 57 degrees Celsius. Thats over 130 degrees Fahrenheit. Its unbearably hot. And the search-and-rescue guys say if someone is dropped into the middle of that, with nothing, no wate

英语听力：2012-02-03 从南极到北极 From Pole To Pole—8

Deer are frequent casulties of the harsh winter. And these leopards are not above scavenging from a corpse. African leopards could never survive here. But the Russian cats have thick fur to shied them from the cold. There are only 40 Amur leopards le

英语听力：2012-02-15 从南极到北极 From Pole To Pole—13

The sun beating down on tropical waters powers the weather systems of the globe. Moisture evaporates from the warming ocean and rises to create great storms. The winds generated out at sea sweep inland across the continents. As they travel across the

英语听力：2012-02-12 从南极到北极 From Pole To Pole—12

The strike of a great white shark lasts a mere second. Slowing it down forty times reveals the technique and immense strength of this massive predator. If surprise fails, there will be a chase. The shark is faster on a straight course, but it cant tu

英语听力：2012-02-10 从南极到北极 From Pole To Pole—11

The female retires to consider her verdict. Its hard not to feel deflated when even your best isnt good enough. The sun influences the lives in the ocean just as it does on land. Its richest parts are those where waves and currents bring fertilizing

英语听力：2012-02-08 从南极到北极 From Pole To Pole—10

The character of the forest changes as we descend, becoming ever darker and damper, favoring different kinds of animals and plants. Less than two percent of the sunlight reaches the floor. But even here there is extraordinary variety. In the Great Is

英语听力：2012-02-05 从南极到北极 From Pole To Pole—9

The advance of the seasons brings constant change. As the suns influence diminishes in the north, so the deciduous forests of America begin to shut down, losing their leaves in preparation for the dark, cold months ahead. One season hands over to ano