operameter

运转计, 运数计

词形变化

operameters 复数 operameters

释义与例句

n.
  1. 1.

    An instrument or machine for measuring work done, especially the number of rotations by a machine or wheel in manufacturing cloth.

    古体

词源

From Latin opera (“work”) (plural of operis), opus + -meter.

来源：wiktionary