beta waves

英 美
  • 乙型波,β-波
  • beta n.贝它;希腊字母的第二个字母
  • waves n.波名词wave的复数形式.
名词 beta wave:
  1. the normal brainwave in the encephalogram of a person who is awake and alert; occurs with a frequency between 12 and 30 hertz