covert

covert
adjective
  1. not openly acknowledged or displayed
    隐蔽的;秘密的;暗地的
    covert operations against the dictatorship.
    反对专制的秘密行动。
noun
  1. a thicket in which game can hide
    (猎物的)藏身处
  2. (Ornithology)any of the feathers covering the bases of the main flight or tail feathers of a bird
    (鸟)覆羽
派生
covertly
adverb
covertness
noun
语源
  1. Middle English (in the general senses 'covered' and 'a cover'): from Old French, covered', past participle of covrir (see cover)
英语宝典
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