brainwave

The doctor examined the patient's brainwaves to check for abnormalities.

医生检查了病人的脑电波，以查看是否有异常。

Meditation can help calm your brainwaves and reduce stress.

冥想可以帮助平静你的脑电波，减轻压力。

Scientists use electrodes to record brainwaves during experiments.

科学家在实验中使用电极记录脑电波。