| 单词 | syntractory |
| 释义 | > as lemmassynˈtractory synˈtractory n. [tractory n. 3] ΘΚΠ the world > relative properties > number > geometry > curve > [noun] > locus locus1675 evolute1704 place1704 trajectory1795 syntractory1820 focal surface1828 synharmonic1850 syntractrix1852 pedal1862 umbilical focal conic1862 umbilical focal conic1862 stigmatic1863 synchronism1867 synchronous curve1867 Steinerian1873 tac-locus1873 strophoid1880 orthoptic locus1882 strophoidal1908 hypercycle1909 1820 G. Peacock Coll. Examples Differential & Integral Calculus i. xxiii. 175 Syntractory. < as lemmas |
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