英语听力：自然百科 海洋天堂大堡礁:堡礁内外—1（在线收听）

 The great barrier reef is huge, it stretches for over 2,000 kilometers along Australia's north east coast, so vast it's clearly visible from space, and it's not simply a collection of coral gardens, but a network of very different habitats, it means there is a complexity of life here, on a scale found almost nowhere else on the world, and it doesn't exist in isolation, violent storms around welcome visitors, and ocean voyageurs arrive here from many parts of the globe.