单词 | directrix |
释义 | Word Frequency directrix(dɪˈrɛktrɪks, daɪ-) nounWord forms: plural -trices (-trɪˌsiːz) or -trixes 1. geometry a fixed reference line, situated on the convex side of a conic section, that is used when defining or calculating its eccentricity 2. a directress Word origin C17: New Latin, feminine of director |
随便看 |
英语词典包含233703条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。