单词 | undercool |
释义 | undercool /un'deuhr koohl"/, v.t. 1. Chem. a. to cool less than necessary for a given process or purpose. b. to supercool. 2. Metall. to 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. [1900-05; UNDER- + COOL] |
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