| 单词 | undercover |
| 释义 | undercover /un'deuhr kuv"euhr, un"deuhr kuv'-/, adj. 1. working or done out of public sight; secret: an undercover investigation. 2. engaged in spying or securing confidential information: an undercover agent. [1850-55; UNDER- + COVER] Syn. 1. concealed, covert, clandestine, hidden. |
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英语词典包含168451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。