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单词 scalar
释义 scalar
 /skay"leuhr/,  adj.  
  1. representable by position on a scale or line; having only magnitude: a scalar variable.
  2. of, pertaining to, or utilizing a scalar.
  3. ladderlike in arrangement or organization; graduated: a scalar structure for promoting personnel.
  n.  
  4.  Math.  ,  Physics.   a quantity possessing only magnitude. Cf. vector (def. 1a).
 [1650-60; < L scalaris of a ladder. See SCALE3, -AR1]
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