| 单词 | trigonometrical |
| 释义 | trigonometrytrigonometry /ˌtrɪgəˈnɑmətri/ noun [uncountable] math, geometry the part of mathematics that is concerned with the relationship between the angles and sides of triangles—trigonometrical /ˌtrɪgənəˈmɛtrɪkəl/ adjective |
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