| 单词 | insidious |
| 释义 | Word Frequency insidious(ɪnˈsɪdɪəs) adjective 1. stealthy, subtle, cunning, or treacherous 2. working in a subtle or apparently innocuous way, but nevertheless deadly an insidious illness Derived forms insidiously (inˈsidiously) adverb insidiousness (inˈsidiousness) noun Word origin C16: from Latin insidiōsus cunning, from insidiae an ambush, from insidēre to sit in; see insessorial |
| 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。