unconscious

/ˌənˈkɑnʃəs/

not conscious; lacking awareness and the capacity for sensory perception as if asleep or dead

中文释义：失去知觉的；无意识的

The driver was found unconscious after the car accident.

车祸后司机被发现失去知觉。

He made an unconscious gesture of tapping his foot while thinking.

他思考时无意识地做出用脚轻敲的动作。