| 单词 | triangle |
| 释义 | Word Frequency triangle(ˈtraɪˌæŋɡəl) noun 1. geometry a three-sided polygon that can be classified by angle, as in an acute triangle, or by side, as in an equilateral triangle. Sum of interior angles: 180°; area:1⁄2 base × height 2. any object shaped like a triangle 3. any situation involving three parties or points of view See also eternal triangle 4. music a percussion instrument consisting of a sonorous metal bar bent into a triangular shape, beaten with a metal stick 5. a group of three Derived forms triangled (ˈtriˌangled) adjective Word origin C14: from Latin triangulum (noun), from triangulus (adjective), from tri- + angulus corner |
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