纪录片《非洲》 第66期:撒哈拉沙漠（7）

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Ghosts from a greener time.

古时的幽魂

Remarkably¹, a remnant of this old North Africa survives.

古老北非的残迹竟有一处幸免于难

Bou-Hedma, in Tunisia, is sustained by mountain rains.

突尼斯布哈德玛国家公园依靠山地降雨而生

It's a relic² of the savannah that once carpeted North Africa.

那是曾覆盖整个北非的大草原最后的遗迹

The vast grassland³ vanished

当地球运行轨道移动

when a shift in the Earth's orbit drove the rains south

使雨水南移时 辽阔的草原也随之消失

and, in perhaps only a matter of centuries,

而仅仅过了几个世纪

the Sahara Desert overwhelmed North Africa.

撒哈拉沙漠就吞没了整个北非

The evidence suggests this took place around 6,000 years ago.

有证据表明 这一切发生在6千年前

In evolutionary⁴ terms, that's no time at all

在进化过程中 那算不上什么

and life has had little chance to adapt to this new world.

生灵们几乎没有可能适应这个新环境

Only a few tough specialists

只有少数的强手

can cope with life amongst the dunes⁵.

才能找到在沙漠中的生存之道

1 remarkably   

ad.不同寻常地，相当地

参考例句：

• I thought she was remarkably restrained in the circumstances. 我认为她在那种情况下非常克制。
• He made a remarkably swift recovery. 他康复得相当快。

2 relic   

n.神圣的遗物，遗迹，纪念物

参考例句：

• This stone axe is a relic of ancient times.这石斧是古代的遗物。
• He found himself thinking of the man as a relic from the past.他把这个男人看成是过去时代的人物。

3 grassland   

n.牧场，草地，草原

参考例句：

• There is a reach of grassland in the distance.远处是连绵一片的草原。
• The snowstorm swept the vast expanse of grassland.暴风雪袭击了辽阔的草原。

4 evolutionary   

adj.进化的；演化的，演变的；[生]进化论的

参考例句：

• Life has its own evolutionary process.生命有其自身的进化过程。
• These are fascinating questions to be resolved by the evolutionary studies of plants.这些十分吸引人的问题将在研究植物进化过程中得以解决。

5 dunes   

沙丘( dune的名词复数 )

参考例句：

• The boy galloped over the dunes barefoot. 那男孩光着脚在沙丘间飞跑。
• Dragging the fully laden boat across the sand dunes was no mean feat. 将满载货物的船拖过沙丘是一件了不起的事。