英语听力：自然百科 大堡礁 堡礁内外(4)（在线收听）

Islands with deep sand and covered in vegatation are more stable, and one island in particular seems just right.

只有那些有深厚沙石且植被覆盖的岛屿才是合适的地点，而有一个小岛尤其符合这些条件。

In the far north of the Great Barrier Reef is the Rain Island.

那就是位于大堡礁最北边的雷恩岛。

It's so wide and so special that few people are permitted to land.

雷恩岛非常原始，并且极为特别，只有极少数人才被允许登岛。

It's one of the most protected islands on earth.

它是地球上最受保护的岛屿之一。

This speck in the ocean is barely a kilometer long.

这是个纵长还不到1公里的海岛。

Yet it attracts thousands of turtles and enormous flocks of sea birds.

但却吸引了数千只海龟及成群结队的海鸟。