adj. trapezoidal ; trapeziform
梯形的箱形钢梁 Trapezoidal Steel Box Girder
形状像梯的分级的东西 steps
自动找中的梯形螺纹 self-centering buttress thread
规范的阶梯形矩阵 reduced row echelon form
梯形图中的能流 POWER FLow
合成的梯形公式 [数] repeated trapezoidal formula
典型的梯形图 typical ladder pattern
梯田形的 terraced
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在上海环球金融中心（SWFC）顶部，彩灯围绕着梯形的开口舞动。
Fairy lights dance around the trapezoid opening at the top of the Shanghai World Financial Center (SWFC).
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每隔两层，每幢建筑曲线梯形的两条不相等的短边就会改变其几何形状。
The two unequal shorter sides of the curvilinear trapezoid of each building change their geometry every two floors.
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