It's possible that rain on the desertfloor could turn to thin sheets of ice when temperatures drop at night.
当夜间气温下降时,沙漠地面上的雨水有可能变成薄冰。
2
They're up to a kilometer long, but only a few meters wide, and they're scattered along the desertfloor, in valleys between the dunes.
我们所看到的石灰岩层高达一千米,而宽却只有几米,沿着沙漠底部和沙丘间的山谷分布。
3
Death valley is this desert plain, a dry lake bed in California surrounded by mountains and on the desertfloor these huge rocks, some of them hundreds of pounds.