按照典型的星型数据库设计,一个事实表包含按产品、地区和时间段排序的销售数据。
Using a typical star schema database design, a fact table might contain sales data by product, region, and time period.
一颗恒星其生命的绝大部分处于主序星阶段,在这一阶段它包含一个核心、辐射区和对流区、光球层、色球层和日冕。
A star during most of its life is a main-sequence star, which consists of a core, radiative and convective zones, a photosphere, a chromosphere and a corona.
由跟踪分解的高级星载热反射辐射仪拍摄的图像预示,尽管遭到损害,但是它给冰架完全移开留下了一段时间。
Images taken by ASTER following the disintegration indicate thatdespite the damage, it will take awhile for the ice shelf to completelymove away.
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