The great barrier reef is the world's largest network of coral structures.

大堡是世界最大珊瑚群。

The Greet Barrier Reef can be found off the coast of Queensland, which also manages the reef's marine park.

答案是A，大堡， 大堡在昆士兰州海岸线不远处，这里还有大堡海洋公园。

And how serious is the situation in the Great Barrier Reef?

那么大堡情况有多严重？

The Great Barrier Reef is made of hard corals.

大堡由硬珊瑚组成。

This is a first for the Great Barrier Reef.

这在大堡尚属首次。

The divers hope to restore part of Cuba's barrier reef.

潜水员希望恢复古巴堡。

We've hiked mountains, flown over the Great Barrier Reef.

我们徒步爬山，飞越了大堡。

You hear a lecture about the Great Barrier Reef.

你将听到关于大堡讲座。

You can also fly over the reef to see it from the air.

你也可以搭乘飞机飞越大堡去欣赏。

Well, the Australian government is responsible for stewardship of the Great Barrier Reef.

澳大利亚政府负责管理大堡。

Great Barrier Reef, Amazon Reef, Apo Reef, A Christmas Reef?

大堡、亚马逊、阿波还是圣诞？

The Great Barrier Reef has suffered four bleaching events in the last seven years.

大堡在过去七年里经历了四次白化事件。

You can take a boat out to the reef and admire its colorful fish.

你可以乘船去大堡，欣赏那里五颜六色鱼。

But if you said the Great Barrier Reef, you are corally correct.

如果你回答是大堡话，那就答对了。

The Great Barrier Reef is the world's largest living ecosystem.

大堡是世界上最大生物生态系统。

42,000 images were collected during the last Great Reef census.

上一次大堡普查收集了42,000张图像。

Tests are continuing with larger-size Great Barrier Reef coral.

对更大尺寸大堡珊瑚测试仍在继续。

You have to visit the Great Barrier Reef - it's just amazing!

你得去看大堡-它太令人称奇了！

Let's head down under the waves Down Under to learn more.

下面我们一起潜入澳大利亚大堡，了解更多相关信息。

" It shows that our Barrier Reef really is in very serious trouble."

“这表明我们大堡确实遇到了非常严重麻烦。”