insane

• 形容极度精神错乱或不理智的状态；也非正式地用来表示某事物极其惊人、震撼或难以置信。

Describes a state of extreme mental disturbance or irrationality; also used informally to mean extremely impressive or shocking.

1. Mentally derangedB2formal

   Suffering from a severe mental disorder or being in a state of mental instability.

   精神错乱

   • The patient was deemed insane and unfit to stand trial.
   • After the accident, he acted as if he had gone completely insane.
   • The novel's protagonist is an insane recluse who hears voices.
   • Historically, many artists were unfairly labeled as insane.

   同义词crazydementedderangeddisturbedlunaticmadnon compos mentispsychoticunbalancedunhinged

   反义词lucidrationalsane

2. Extremely foolishB1informal

   Beyond reasonable judgment; very stupid, reckless, or absurd.

   疯狂的

   • It would be insane to drive in this blizzard.
   • Spending all your savings on a lottery ticket is insane.
   • He had the insane idea of climbing the mountain without gear.
   • That's an insane way to try to fix the car.

   同义词absurdasininefoolishidioticirrationallunaticridiculoussenselessstupidunreasonable

   反义词judiciousprudentrationalreasonablesensiblewise

3. Awesome or extremely impressiveA2slangamerican

   Used informally to describe something remarkably good, exciting, or cool.

   太牛了

   • That concert was insane! The band rocked the whole stadium.
   • He did an insane skateboard trick that left everyone speechless.
   • The special effects in the movie were absolutely insane.
   • I just tried that new pizza place – it's insane how good it is.

   同义词amazingawesomebreathtakingcrazydopeextraordinaryincrediblemind-blowingphenomenalsickstaggeringunrealwild