Research shows that the climate in western Tibet has been steadily changing over the past millenium, and that man has been on the losing end of an age old battle with nature. Areas that were once moist and relatively lush are now dry and have become

发表于:2019-01-22 / 阅读(80) / 评论(0)

自然百科2013年

英语听力：自然百科古格：消失的西藏王朝—25

Cavalry scales passed down for generations from father to son, each the proud bearer of the heritage of his warrior ancestors. At a secret prayer site, Tsering Gyalpo, a native of these parts, makes his offering to his ancestors, and the divine. This

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自然百科2013年

英语听力：自然百科鲨鱼湾的海豚—11

The next day, Janet's back on the water, looking for them both. That's probably India. It's a relief to see India is safe and well. But Janet is in full surprise. Instead of hanging out with the other young boys as most do, he's with a notorious fema

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自然百科2013年

英语听力：自然百科鲨鱼湾的海豚—13

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自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—21

Drilling almost a kilometer down into the earths crust, the rocks they brought to the surface have been lying undisturbed for some 3 billion years. The cores were boxed and sent back to Canada for analysis. It took 3 months to get the results. Sure e

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自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—20

The supples then have to be tested for the indicated minerals that often form a long side of diamonds, but that can take up to 3 months. The reds are what's gone was gone with the pideral Okay conclusive. In conclusive results are not what the Americ

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自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—18

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自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—17

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自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—16

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自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—15

It's true I promise,I said it's on the way. That's perfectly true. But never ever I get one single contact or supplying weapon. His trial made headlines around the world,for what was the first successful prosecution for the smuggle of bloeddiament. d

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自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—14

-We solved the case, but we couldn't recover the diamonds. To this day, the gems stolen in the world's greatest ever diamond heist is still on the c*, a staggering hundred-million-dollar mystery. They may be sold in the shadowy corners of the interna

发表于:2019-01-22 / 阅读(138) / 评论(0)

自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—13

To get to the captial Monrovia, he enlisted help of his tennis partner, Liberia's notorious security chief, General Benjamin Yalta.-He said the ship will be there in two hours. And the moment I heard that ship, going alarmed for it. For me, it was he

发表于:2019-01-22 / 阅读(77) / 评论(0)

自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—12

The smuggler began to suspect he was being set up. He was vulnerable and carrying more than a quarter of a million dollars. It would be all too easy for blood-thirsty rebels to take his money and his life. -Is he going to kill me, my holy God? Fear f

发表于:2019-01-22 / 阅读(63) / 评论(0)

自然百科2013年

英语听力：自然百科国家地理：钻石：黑暗的一面—19

发表于:2019-01-22 / 阅读(57) / 评论(0)

自然百科2013年

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学英语单词

aether purificatus

allocated resource table entry

alternaria bataticola ikata

antihunting protection

appearances can be deceiving

asaba

barbi

belt magnetic separator

Berhida

blower unit

bromo-propionic acid