trapezium

n. 不规则四边形, 梯形 [医] 斜方形; 大多角骨

发音

AU /tɹəˈpiː.zi.əm/
US /tɹæˈpi.zi.əm/
其它 /tɹæˈpi.zi.əm/

词形变化

trapezia trapeziums 复数 trapeziums trapezia 复数

释义与例句

n.
  1. 1.

    A quadrilateral with two sides parallel.

    澳大利亚 新西兰 数学
  2. 2.

    A quadrilateral with two sides parallel.

    A quadrilateral with two sides parallel and two sides non-parallel.

    澳大利亚 新西兰 数学
  3. 3.

    A four-sided polygon with no parallel sides and no sides equal; a simple convex irregular quadrilateral.

    不等边四边形

    美国 过时 数学
  4. 4.

    The trapezium bone of the wrist.

    大多角骨

    医学
  5. 5.

    A region on the ventral side of the brain, either just back of the pons Varolii, or, as in man, covered by the posterior extension of its transverse fibers.

词汇关系

名词

同义词 1

trapezium bone

反义词 1

parallelogram

上位词 7

carpal carpal bone multiple star quadrangle quadrilateral tetragon wristbone

相关短语

trapezium bone 大多角骨 trapezium bones trapezium rule trapezium rules trapezoidal rule

词源

Recorded since 1570, learned borrowing from Late Latin trapezium, from Ancient Greek τραπέζιον (trapézion, “irregular quadrilateral”, literally “a little table”), diminutive of τράπεζα (trápeza, “table”). Doublet of trapeze.

来源：wiktionary