You can see a clear line where the blackrock becomes white.
你可以看到一条清晰的线条,在那里黑石头变成了白色。
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In 1997 at BlackRock Desert, Nevada, he drove Thrust SSC to become the first person to break the sound barrier in a car and set the existing land-speed record of 763mph.
Advanced biology students, for example, trekked tothe BlackRock Forest, in Orange County, N.Y., to measure snow depth, andfrequented the Museum of Natural History.