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delta rays是什么意思，delta rays的翻译，delta rays音标、读音、用法和例句_流逝汉英词典
流逝汉英词典

delta rays

D 开头单词

同根派生

     

英汉例句

  • The gun can fire invisible rays.
    這槍能發出看不見的射線。
  • Cathode rays are attracted by a positive charge.
    隂極射線被陽電荷所吸引。