covert

• 指不公开显示或表达的；隐蔽的、秘密的。

Describes something that is not openly shown or expressed; secret or hidden.

1. Secret or hiddenB2formal

   Not openly shown or acknowledged; concealed.

   隐蔽的

   • The agency conducted a covert operation to gather intelligence.
   • He gave her a covert signal from across the room.
   • They maintained a covert surveillance on the suspect.

   同义词clandestineconcealedfurtivehiddensecretstealthysurreptitiousundercoverveiled

   反义词acknowledgedexposedopenovertpublicvisible

2. Indirect or subtleC1formal

   Done in a way that is not obvious or direct.

   隐蔽的

   • She made a covert reference to the scandal in her speech.
   • His covert criticism was masked as a compliment.
   • The advertisement contained a covert message about the product.

   同义词clandestinefurtivehiddenindirectobliquesecretstealthysubtlesurreptitiousveiled

   反义词blatantdirectexplicitobviousopenovert

• 名词，指隐蔽处、藏身处，或提供保护的灌木丛和密林，尤指为动物或鸟类提供庇护的地方；也指掩饰、掩护。

A noun referring to a shelter, hiding place, or thicket that provides cover, especially for animals or birds.

1. Shelter or hiding placeC1formalbritish

   A thicket or area of undergrowth where animals can hide.

   隐蔽处

   • The hunter waited in the covert for the deer to appear.
   • Birds often nest in the dense covert of the forest.
   • The fox disappeared into the covert to escape the hounds.

   同义词coverdenhiding placelairrefugeshelterthicketundergrowth