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    trapezoid

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    trapezoid

    Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++
    Related topics: Shapes, patterns
    trap·e·zoid /ˈtræpəzɔɪd/ noun [countable] technical  1. CF British English a shape with four sides, none of which are parallel 不规则四边形2. American EnglishCF a shape with four sides, only two of which are parallel 梯形 →5 see picture at 见图 shape1    Origin trapezoid (1700-1800) Modern Latin trapezoïdes, from Greek, “trapezium-shaped”, from trapeza; → TRAPEZIUM
    trap·e·zoid nounChineseSyllable


    trapezoid
    trap‧e‧zoid /ˈtræpəzɔɪd, ˈtræpɪzɔɪd/ noun [countable] technical
     Date: 1700-1800
     Language: Modern Latin
     Origin: trapezoïdes, from Greek, 'trapezium-shaped', from trapeza; ⇨ trapezium
    1. British English a shape with four sides, none of which are parallel
    2. American English a shape with four sides, only two of which are parallel


    trap·ez·oidBrE /ˈtræpəzɔɪd/ 🔊NAmE /ˈtræpəzɔɪd/ 🔊 noun (geometry 几何)
    (BrE) (NAmE tra·pez·ium) a flat shape with four straight sides, none of which are parallel 不规则四边形
    (NAmE) (BrE tra·pez·ium) a flat shape with four straight sides, one pair of opposite sides being parallel and the other pair not parallel 梯形