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cardioid

/ˈkɑː.di.ɔɪd/

翻译: 一种几何曲线,由圆周上一点在绕同半径的固定圆外侧滚动时描绘而成,形状类似心脏。

1 个条目

noun

/ˈkɑː.di.ɔɪd/C2formaltechnical
  • zh一种几何曲线,由圆周上一点在绕同半径的固定圆外侧滚动时描绘而成,形状类似心脏。

A geometric curve traced by a point on the circumference of a circle that rolls around the outside of a fixed circle of the same radius, resembling a heart shape.

  1. Mathematical curveC2formaltechnical

    A heart-shaped curve traced by a point on the circumference of a circle as it rolls around another circle of equal size.

    zh心形线

    • The cardioid is a special type of epicycloid.
    • In polar coordinates, the cardioid is described by the equation r = a(1 + cos θ).
    • The microphone's pickup pattern is often shaped like a cardioid.
词形
  • cardioids plural form
  • cardioids' possessive plural form
  • cardioid's possessive singular form