Measure Group 度量值组 ; 度量组 ; 量值群组
Measure Group Bindings 测度组绑定
linked measure group 链接度量值组 ; 连结量值群组
A group of senators plans to filibuster a measure that would permit drilling in Alaska.
有些参议员计划用冗长的发言来阻挠允许在阿拉斯加钻井的提案。
Well, a cross-sectional study would mean that you'd get a random group of the population and measure them in 1970 and then take another random group five years later and measure them, but it wouldn't be the same people necessarily, it would be different groups of people.
那么,横断面研究就是,1970年你在人群中随意选择一组人,并记录下相关数据,然后,五年后再随意选择一组人记录数据,但这不需要是同一组人,通常是不同的人
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