the commonest type of solidified lava; a dense dark grey fine-grained igneous rock that is composed chiefly of plagioclase feldspar and pyroxene
造句
It may indicate that the Martian mantle is wetter than Earth\\\'s or that younger lavas melted at different temperatures or pressures than the older basalts. 或許代表火星的地函比地球的更潮濕，或是較年輕的熔巖與較古老的玄武巖是各在不同的溫度或壓力下熔化。
近義反義詞
basalt
basaltiform
basalt wool
basalt stone
basalt glass
basalt fiber
basalt fibre
basalt pillar
basaltic soil
basalt fibers
basaltic dome