And extremely cold, at 4 degrees, it's the same temperature as the sea in the Antarctic, the ROV reaches a depth of 800 meters, not quite at the bottom, but not far off, a pilot of coral sand at the base of the reef wall slopes gently into the abyss,

发表于:2019-01-22 / 阅读(162) / 评论(0)

自然百科2014年

英语听力：自然百科海洋天堂大堡礁:堡礁内外—13

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

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自然百科2014年

英语听力：自然百科海洋天堂大堡礁:堡礁内外—11

It's been an absolutely exhausting night for any of the turtles you can see behind me, in fact you can actually make out this old girl here, she is absolutely shattered, she is completely spent, and she is just desperately trying to get back into the

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自然百科2014年

英语听力：自然百科海洋天堂大堡礁:堡礁内外—12

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自然百科2014年

英语听力：自然百科啤酒是如何酿成的—1

Beer is the most popular alcoholic beverage in the world, crafted from natural ingredients it's made and served in most countries around the globe, it's older than ancient Egypt, and has a history of healing what ails you, and whether you enjoy yours

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自然百科2014年

英语听力：自然百科啤酒是如何酿成的—7

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自然百科2014年

英语听力：自然百科啤酒是如何酿成的—6

This converts more starches to fermentable sugars which reduces the calories in the beer overall, an original bud weiser brewed in the US contains 5% of alcohol, 143 calories and 10.6 carbs, while a bud light weighs in at 4.2% alcohol, 110 calories a

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自然百科2014年

英语听力：自然百科啤酒是如何酿成的—5

Still with so many different beers available around the world,the majority of well-known styles fall into just two categories, ales and luges. Ales which includes dalts,palels,labics, white beer and porters. Unlike the heavy year flavors, luges would

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自然百科2014年

英语听力：自然百科啤酒是如何酿成的—4

After cooling, yeast is added to start fermentation stage. Yeast allows beers of all flavor to peak while it converses the remaining sugar into carbon dioxide and alcohol,giving beers a carbonation and alcohol content. So the brewers are using the sa

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自然百科2014年

英语听力：自然百科啤酒是如何酿成的—2

Beer boasts a host of health benefits, like antioxidants that are good for your heart and a hot new way to combat stress, so wheather you like to drink beer or soak in it? There is no denial its strong appeal. When somebody tells me that they don't l

发表于:2019-01-22 / 阅读(193) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—32

Reine island has the biggest concentration of wildlife on the barrier reef, but many of its animals are visitors, and at departure time they leave behind the sanctuary of one of the world's largest marine parks. The migrants cross international borde

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—31

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—30

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—29

But there are now less than 2,000 living here, and they are becoming rarer all the time.-Before European settlers arrived, much of the coast here was covered in forest. And a lot of that was jungle just like this. This is a vibrant ecosystem in its o

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自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—28

These footprints belong to one of the biggest land animals in Australia, the cassowary, a flightless bird that's almost as tall as a person. Its cloth wouldn't look at a place on a dinosaur. And its kick is so violent that the cassowary is said to be

发表于:2019-01-22 / 阅读(182) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—27

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自然百科2014年

英语听力：自然百科啤酒是如何酿成的—3

29 gallons of water, 12 ounces of hops, 2 pounds of yeast and 55 pounds of malted barley. The beauty of the ingredients is that they are available to every brewery in every corner of the world, you know unlike the wine world, you only have a certain

发表于:2019-01-22 / 阅读(177) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—26

These huge tracks of rainforest close to the Queensland coast are essential because they regulate the flow of water and the sediment it contains. Thats important, because theres an awful lot of water here. Hot humid tropical air gives rise to vast am

发表于:2019-01-22 / 阅读(173) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—25

This creature is much more than a passive drifter. It can move as fast as an Olympic swimmer. And it has 24 eyes, each complete with a lens that can form a detailed image. It uses its tentacles like a trawl net. When a fish makes a contact, thousands

发表于:2019-01-22 / 阅读(160) / 评论(0)

自然百科2014年

英语听力：自然百科大堡礁：珊瑚礁到雨林—24

When they leave the safety of the mangroves, they must cross that sandy desert and many hazards waiting for them in the lagoon.This is a mantis shrimp. From his neatly capped barrow, he surveys the world with the most complex visual system known to s

发表于:2019-01-22 / 阅读(144) / 评论(0)

自然百科2014年

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