例句：
By contrast, deserts and areas covered by ice and snow, these places have high albedos.
相比之下，沙漠和冰雪覆盖的地区，反照率很高。
Their remains, though lying in one of the world's largest deserts, are buried in upside-down boats.
他们的遗体虽然躺在世界上最大的沙漠之一，却被埋在乱七八糟的船上。
Deserts spread throughout the world as vegetation shifted drastically in North America, Europe and Asia.
随着北美、欧洲和亚洲植被的`急剧变化，沙漠遍布世界各地。
Finally they returned yet again to the land as tortoises, some of which now live in the driest of deserts.
最终，它们再一次回到陆地，进化成为陆龟，其中的一些现在生活在非常干旱的沙漠中。