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单词 vinculum
释义 vinculum
n. (pl. vincula)
  1. Algebra a horizontal line drawn over a group of terms to show they have a common relation to what follows or precedes (e.g. a + b x c = ac + bc, but a + b x c = a + bc).
  2. Anat. a ligament; a fraenum.
Etymology: L, = bond, f. vincire bind
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