beta-rays

英['biːtər'eɪz] 美['biːtər'eɪz]
  • β-(射)线
  • bet v.打赌;确信无疑n.赌注;确信
  • bet-crime 赌博罪
  • bet. v.打赌;确信无疑n.赌注;确信
  • bet/betted
  • beta n.贝它;希腊字母的第二个字母
名词 beta ray:
  1. radiation of beta particles during radioactive decay