conic
adj. 圆锥的;圆锥形的; n. 圆锥截面(等于 conic section); n. (Coni...
adj.n.圆锥的,二次曲线
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adj. 圆锥的;圆锥形的; n. 圆锥截面(等于 conic section); n. (Coni...
adj.n.圆锥的,二次曲线
awning okro retrograde staysail undercut