Great Barrier Reef
- a coral reef in the western Pacific, off the coast of Queensland, Australia. It extends for about 2,000 km (1,250 miles), roughly parallel to the coast, and is the largest coral reef in the world.大堡礁（位于西太平洋, 澳大利亚昆士兰州沿海, 长约2,000公里, 即1,250英里, 与海岸大致平行, 是世界最大的珊瑚礁）。