| 单词 | sine qua non |
| 释义 | sine qua non ˌsine qua ˈnon /ˌsɪn.eɪ.kwɑːˈnəʊn/ aep /-ˈnoʊn/ noun [S] FORMAL ► F0 a necessary condition without which something is not possible: » An interest in children is a sine qua non of teaching.Thesaurus+: ↑Important and essential things , ↑Information and messages |
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英语词典包含67674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。