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单词 cross section
释义
cross sectionˈcross ˌsection, cross-section noun [countable] 1something that has been cut into two separate pieces so that you can look at the inside, or a drawing of this:  a cross section of the brain2a group of people or things that is typical of a much larger group:  managers from a cross section of industries3math, geometry the shape made when you cut through a solid object parallel to the base of the object
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更新时间:2024/9/24 3:24:56