age indicator信息详情
年龄标记
indicator───n.指标，标志，迹象；指示器；[试剂]指示剂；[计]指示符；压力计
indicator variable───指标变数，指标变量；[统计]指示变量
flushness indicator───平齐度指示器
indicator constant───指示剂常数
leading indicator───领先指标
refinement indicator───精化指标
lagging indicator───[统计]滞后指标；迟滞指标；拉后指标；滞后经济指标，落后指标，拉后指标
freshness indicator───新鲜度指示器
performance indicator───效益指标；绩效指标；业绩指标，成绩衡量指标
As on the Moon, the extent of large impact cratering serves as an age indicator for the Martian surface.───和在月球的一样，大型撞击陨石坑的范围之广可以显示出火星表面的年龄。
In a 1984 book, Claire C, Robertson argued that, before colonialism, age was a more important indicator of status and authority than gender in Ghana and in Africa generally.───在1984年的一本书中，克莱尔· C ·罗伯逊认为，在殖民主义出现之前，在加纳和整个非洲，年龄是地位和权威的一个更重要的指标，而不是性别。
As on the Moon, the extent of large impact cratering (i.e. craters too big to have been filled in by erosion since they were formed) serves as an age indicator for the Martian surface.───与月球上相同，那些巨大陨石坑的范围（例如，那些巨大到自形成后尚未被尘埃填满的陨石坑）标志着火星表面的年龄。