cyclometer

n. 旋转计数器, 计程器, 圆弧测定器 [电] 走字转数计

发音

US

词形变化

cyclometers 复数 cyclometers

释义与例句

n.
  1. 1.

    A device that counts the revolutions of a bicycle wheel in order to indicate distance travelled.

    体育
  2. 2.

    An instrument for measuring circular arcs.

  3. 3.

    A machine used to decrypt Enigma machine ciphers.

    历史

词源

From cyclo- + -meter.

来源：wiktionary