blacken out

• 动词短语，指使变黑、变暗或不透明；也指涂黑、遮盖或删去文字内容；引申为失去知觉、昏过去或记忆空白。

A phrasal verb used to indicate the act of making something dark or opaque, or causing a loss of consciousness or memory.

不可数 · 及物和不及物 · 短语动词，可分

1. To make or become darkformal

   To cause something to become dark or black, often by covering or extinguishing light.

   使变黑

   • The power cut blackened out the entire city.
   • They blackened out the windows to block the sunlight.
   • The smoke blackened out the sky during the fire.

   同义词black outblot outdarkendimobscureshade

   反义词brightenilluminatelightenwhiten

2. To lose consciousnessinformal

   To faint or become unconscious, often due to injury, shock, or illness.

   失去知觉

   • He blackened out after hitting his head on the floor.
   • She blackened out from the intense heat.
   • The patient blackened out during the procedure.

   同义词black outcollapsefaintkeel overpass outswoon

3. To censor or obscureformal

   To hide or remove information, often by covering it with black ink or a similar method.

   涂抹遮盖

   • The government blackened out sensitive parts of the document.
   • The editor blackened out the names of the witnesses.
   • They blackened out the classified information in the report.

   同义词black outblot outcensorconcealcover uphideobscureredact

   反义词disclosedivulgeexposerevealuncover

基本动词blacken