scroll wheel

短语

滚轮

词形变化

scroll wheels 复数 scroll wheels

别名

scrollwheel

释义与例句

n.
  1. 1.

    A hard plastic or rubbery disc on a computer mouse, used for scrolling.

    滚轮

    计算机 工程 数学
  2. 2.

    A cog wheel in the form of a scroll.

    工程