英语听力：自然百科 大堡礁：自然奇迹—13

 Some come and go in a matter of days. Others build and grow and can last for years. As plants take root and protect them from the elements. -The first glance of my seen that zone cave that pretty in hospit of the environment, but actually can support life in abundance¹. 

Today it's rare to find a cave free for humans and man creditice. But this is one of the best, rain island. It's home to thousands of birds. In the central of the island, they justle for the best available space. Nowhere else on the reef² are they found in such numbers in such variety. Freaky birds, red footy boobies and castian in terns. In fact, 84 different species³ are found here.

1 abundance   

n.大量，丰富，充足

参考例句：

• At the feast there was food and drink in abundance.宴会上有丰富的饮食。
• There is an abundance of commodity supplies on the markets.商品供应充足。

2 reef   

n.礁，礁石，暗礁

参考例句：

• The ship and its crew were lost on the reef.那条船及船员都触礁遇难了。
• The ship was wrecked on a coral reef.这条船在珊瑚暗礁上撞毁了。

3 species   

n.物种，种群

参考例句：

• Are we the only thinking species in the whole of creation?我们是万物中惟一有思想的物种吗？
• This species of bird now exists only in Africa.这种鸟现在只存在于非洲。