Very briny water, they say, could exist as a liquid at the low temperatures and pressures on Mars's surface and flow down slopes, leaving streaks with telltale features in its wake.
Very briny water, they say, could exist as a liquid at the low temperatures and pressures on Mars's surface and flow down slopes, leaving streaks with telltale features in its wake.
他们表示，盐份极高的水在火星地表的低温和压力下仍可以液态方式存在，并沿坡面流下，制造出耐人寻味的痕迹。