英语听力：自然百科 大堡礁 堡礁内外(25)（在线收听）

With such threats, it's a wonder the reef has any future at all but it does have a chance,for the reef has a neat way to help itself recover and it's evident for just one week in late spring.

因为这样的威胁，珊瑚礁是否有未来还是个疑问 但是它有一个机会，珊瑚礁有一种方法自我恢复，它显然只有在晚春的一周。

A few days after a full moon,each hard coral species, along the entire reef,spawns at the same time, on the same night.

在满月后几天，沿着整个珊瑚礁的每种石珊瑚，在同一个夜晚同一时间产卵。

Eggs and sperm unite to form free-swimming larvae.

卵子和精子结合形成了自由游动的幼虫。

Smaller than a pinhead, a coral larva is a like a space capsule.

比针头还小的珊瑚幼虫就像太空胶囊。

It floats away on the current and seeks a new place to grow.

它随着水流游走寻找一个能生长的新地方。

Some larvae travel no more than a few metres others drift thousands of kilometres across the ocean,depending on where the current takes them.

有的幼虫游不过几米，其他的能漂流过海几千公里，这都依赖于水流把它们带到哪。