单词 | evolute |
释义 | evolute /ev"euh looht'/ or, esp. Brit., /ee"veuh-/, n. Geom. the locus of the centers of curvature of, or the envelope of the normals to, another curve. Cf. involute (def. 5). [1720-30; < L evolutus (ptp. of evolvere to roll out, unfold, EVOLVE)] |
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