| 单词 |
tetrant |
| 释义 |
tetrant|ˈtɛtrənt| [ad. L. tetrans, tetrant-em (Vitruv.), ad. Gr. τετρᾶς.] = quadrant n.1 4 (b).
1860Weale Dict. Terms (ed. 2), Tetrants, the four equal parts into which the area of a circle is divided by two diameters drawn at right angles to each other. |

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