(of a person or animal)be or remain hidden so as to wait in ambush for someone or something
潜伏，埋伏
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a ruthless killer still lurked in the darkness .一个残忍的杀手仍潜伏在黑暗中。
(of an unpleasant quality)be present in a latent or barely discernible state, although still presenting a threat
（令人不快的事物）暗藏，潜在
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fear lurks beneath the surface 外表下面隐藏着畏惧
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[as adj.
lurking ]he lives with a lurking fear of exposure as a fraud .他时时暗自担心会被发现是个骗子。
[no obj.]read communications on an electronic network without making one's presence known
偷看网络通信。
〈澳，非正式〉 有利可图的窍门；诡计，阴谋
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you'll soon learn the lurks and perks .你很快就会懂得这些诀窍和随之而来的好处。[ORIGIN: from British English slang
lurk ‘method of fraud’.]
"Middle English： perhaps from
