DICT.TW Dictionary Taiwan

 graduator
 分度器,分度之人

 Grad·u·a·tor n.
 1. One who determines or indicates graduation; as, a graduator of instruments.
 2. An instrument for dividing any line, right or curve, into small, regular intervals.
 3. An apparatus for diffusing a solution, as brine or vinegar, over a large surface, for exposure to the air.
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