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brain waves
electroencephalogram; EEG
彼の脳波に異常が見られた。
An abnormality was observed in his brain waves.
瞑想中の脳波を測定しています。
We are measuring brain waves during meditation.
脳波でパソコンを操作できる技術が開発された。
A technology that allows controlling computers with brain waves has been developed.