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free-burning arc是什么意思，free-burning arc的翻译，free-burning arc音标、读音、用法和例句_按摩法牛津词典
按摩法牛津词典

free-burning arc

F 开头单词

基本解释

  • [数学]易燃弧

专业释义

    数学

  • 易燃弧