cross sectionOur editors are putting together more complete content — check back in about 20 minutescross sectioncross section — noun名詞1. a view or drawing of something cut through the middle, showing its inside1.名詞釋義a view or drawing of something cut through the middle, showing its inside例句The diagram shows a cross section of the human heart.2. a small group that is representative of a larger population2.名詞釋義a small group that is representative of a larger population例句The survey included a cross section of the city's residents.