But the Empty Quarter lakes disappeared thousands of years ago.

但是位于鲁卜哈利的湖在数千年前就已消失殆尽。

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According to the study, two factors were important for lake formation in the Empty Quarter: first the rains that fell there were torrential.

根据这项研究，有两个因素对“空白之地”湖泊的形成很重要：首先，那里的降雨十分猛烈。

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But there've been times in the past when monsoon rains soaked the Empty Quarter and turned it from a desert into grassland that was dotted with lakes and home to various animals.

但过去也有过一些时候，雨季的雨水浸透了这片“空白之地”，把它从沙漠变成点缀着湖泊的草原，成为各种动物的家园。

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Qasr Al Sarab is in the Liwa Desert, in a region evocatively called the Empty Quarter, and the name is not an instance of poetic license.

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It also has a well laid-out visitors centre and an exhibition devoted to Wilfred Thesiger, the British explorer who made the Gulf his home in the 1940s and twice crossed the Empty Quarter in southern Arabia.

BBC: Al Ain: The desert��s oasis

In mid-July Shell began the first of seven wildcat wells it will drill this year in the Kingdom's Rub al-Khali, a desert known as the Empty Quarter (a name Van der Veer hopes is merely metaphorical).

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