例句
反义词
柯林斯高阶英汉双解学习词典释义
  • (收音机的)调频
    FM is a method of transmitting radio waves that can be used to broadcast high quality sound. FM is an abbreviation for (缩略=) 'frequency modulation'.
英英词典释义
  • Noun
    1. a radioactive transuranic metallic element produced by bombarding plutonium with neutrons
行业词典
  • 金融: 人力不可抗拒的事故;不可抗力;