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单词 undercool
释义

WordReference Random House Unabridged Dictionary of American English © 2024
un•der•cool  (un′dər ko̅o̅l),USA pronunciation v.t. 
  1. Chemistry
    • to cool less than necessary for a given process or purpose.
    • to supercool.
  2. Metallurgyto cool (molten metal) without forming crystals to a temperature below that at which crystallization normally takes place:Metal must be absolutely still to be undercooled.
  • under- + cool 1900–05

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