单词	trapezoid
释义	trapezoidtrapezoid /ˈtræpəzɔɪd/ noun [countable] Etymology ETYMOLOGYtrapezoid Origin: 1700-1800 Modern Latin trapezoïdes, from Greek, trapezium-shaped, from trapeza; ➔ TRAPEZIUM math, geometry a flat shape with four sides, of which only two are parallel
随便看	barracks barracuda barrage barrage balloon barred barrel barrel-chested barrel organ barren barrette barricade Barrie, J.M. barrier barrier island barrier reef barrier to entry barring barrio barrister barroom barrow Barrow, Clyde Barrymore bartender barter

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