truncatevt.切去一端；缩短；截棱成平面adj.切去了头；缩短了的；截形的truncated decoding截尾译码truncated Gaussian高斯截短曲线truncated witticism歇后语truncated operation[计] 截尾操作truncated regression截尾回归truncated cone shape截锥形,斜截锥形truncated octahedron截顶正8面体truncated icosahedra截顶正二十面体truncated paraboloid截顶抛物面,缺顶抛物线体truncate distributio截断分布