V2EX quadrant

Quadrant

释义 Definition

“Quadrant”常指“四分之一(部分)”,尤其用于把平面或坐标系分成四个区域时的“象限”;也可指圆的四分之一弧或相关测量工具(该词还有其他较专门的用法)。

发音 Pronunciation (IPA)

/kwdrnt/(美式常见)
/kwdrnt/(英式常见)

例句 Examples

The point lies in the first quadrant.
这个点位于第一象限。

After the policy change, growth shifted from the lower-left quadrant to the upper-right quadrant of the chart.
政策变化后,增长从图表的左下象限转移到了右上象限。

词源 Etymology

源自拉丁语 quadrans,意为“四分之一”,与 *quad-*(四)同源,后来进入英语,用来表示“被分成四份中的一份”,在数学中尤指坐标平面的“四个象限”之一。

相关词 Related Words

文学作品与著名用例 Literary Works

  • The System of the World Isaac Newton(讨论天文学与数学测量时常出现 quadrant 等术语)
  • A Treatise Concerning the Principles of Human Knowledge George Berkeley(涉及视觉、空间与测量语境中可见 quadrant
  • Moby-Dick Herman Melville(航海与导航语境中会出现测量工具如 quadrant
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