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ultrasonic英英字典_ultrasonic剑桥英语解释_ultrasonic柯林斯英文解释_指尖链有道词典
指尖链有道词典

ultrasonic

U 开头单词六级词汇专八核心词

柯林斯词典

    ultrasonic /ˌʌltrəˈsɒnɪk/

  • 1. ADJ Ultrasonic sounds have very high frequencies, which human beings cannot hear. 超声波的[usu ADJ n]

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剑桥词典