graduator

n. 分度器, 刻度员

词形变化

graduators 复数 graduators

释义与例句

n.
  1. 1.

    One who graduates (determines or indicates graduation).

    a graduator of instruments

  2. 2.

    An instrument for dividing any line, straight or curved, into smaller regular intervals.

  3. 3.

    An apparatus for diffusing a solution, such as brine or vinegar, over a large surface, for exposure to the air.

词源

From graduate + -or.

来源：wiktionary