trochoid

trochoid 的中文释义

• n.

  次摆线, 车轴关节

• a.

  车轴状的

trochoid 的英文释义

• n.

  The curve described by any point in a wheel rolling on a

• line; a cycloid; a roulette; in general, the curve described by any

• point fixedly connected with a moving curve while the moving curve

• rolls without slipping on a second fixed curve, the curves all being in

• one plane. Cycloids, epicycloids, hypocycloids, cardioids, etc., are

• all trochoids.

• a.

  Admitting of rotation on an axis; -- sometimes applied to

• a pivot joint like that between the atlas and axis in the vertebral

• column.

• a.

  Top-shaped; having a flat base and conical spire; -- said

• of certain shells.

• a.

  Of or pertaining to the genus Trochus or family

• Trochidae.

trochoid 的词形变化

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