英语听力：2012-01-20 从南极到北极 From Pole To Pole—2

The penguins stay when all other creatures have fled because each guards a treasurea single egg rested on the top of its feet and kept warm beneath the downy bulge of its stomach. There is no food and no water for them. And they will not see the sun

发表于:2018-12-27 / 阅读(42) / 评论(0)

探索与发现2012年

国家地理-2008-06-12 Lost Pyramind Found 发现新的金字塔

Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. NationalGeographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti

发表于:2018-12-30 / 阅读(63) / 评论(0)

国家地理2008年

2006年VOA标准英语-Pakistan Announces Plans to Fence and Mine Bord

By Benjamin Sand Islamabad 26 December 2006 A Pakistani soldier keeps position inside a bunker as he monitors Pakistan-Afghanistan border at Kundi Gar post (16 Dec 2006 photo) Pakistan has announced plans to fence and mine sections of its frontier w

发表于:2019-01-12 / 阅读(91) / 评论(0)

2006年VOA标准英语（十二月）

VOA标准英语2012--Pakistanis Tire of Water, Electricity Shortages

Pakistanis Tire of Water, Electricity Shortages Pakistans new prime minister, Raja Pervez Ashraf, faces a struggling economy and has said he will make the delivery of electricity a priority, but the nation is tired of constant shortages of water and

发表于:2019-01-13 / 阅读(37) / 评论(0)

VOA标准英语2012年(六月)

英语听力：2012-01-22 从南极到北极 From Pole To Pole—3

But they are hungry and eager to reach their mother whos delayed feeding them on this special day. Now she lures them with the promise of milk, the only food the cubs have known since they were born, deaf and blind beneath the snow some two months ag

发表于:2019-01-23 / 阅读(46) / 评论(0)

探索与发现2012年

英语听力：2012-02-01 从南极到北极 From Pole To Pole—7

As we travel south, so the suns influence grows stronger. And at 50 degrees of latitude, a radical transformation begins. Summers here are long enough for broadleaf trees to replace conifers. Broadleaves are easier to eat and digest, so now animals c

发表于:2019-01-23 / 阅读(52) / 评论(0)

探索与发现2012年

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abrasive hardness

acts of violence

almost-triangular matrix

arrival distribution

atomic emission spectrum

basic zirconium chloride

beat away