It doesn't rain often in Racetrack Playa, and when it does the lakebed can flood.
在赛马场盐湖不常下雨，常下雨的时候湖水会泛滥。
In winter, Racetrack Playa fills with water and the lakebed's stones become encased in ice.
一到冬季，赛马场盐湖涨满了水，而湖床里的石头则被冰封起来。
Like the size and shape of sailing stones, its component also varies all over the Racetrack Playa.
正像风帆石的大小、形状不一，它们的组成物也在跑道干湖的各处各不相同。
They are rare but they have been noticed in Racetrack Playa and a few other arid places around the world subject to occasional floods.
它们并不常见，除了在赛马场盐湖有，在其他一些时有洪水的干燥地区也有。
Jackson, who works at NASA's Goddard Space Flight Center, also likes the idea that their research at Racetrack Playa has a dual purpose.
Jackson在NASA的戈达德航天飞行中心工作，他也认为在赛马场盐湖的研究具有双重意义。
An additional reason for studying the rocks of Racetrack Playa is that its qualities resemble those at a drying-up lake on Saturn's moon Titan.
之所以研究赛马场盐湖的石头，因为它的情况和土星的卫星Titan(泰坦)上干枯的湖情况相似。
An additional reason for studying the rocks of Racetrack Playa is that its qualities resemble those at a drying-up lake on Saturn's moon Titan.
之所以研究赛马场盐湖的石头，因为它的情况和土星的卫星Titan(泰坦)上干枯的湖情况相似。
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