英语词汇“ultrasonic”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ultrasonic
释义	ultrasonicultrasonic /ˌʌltrəˈsɑnɪk◂/ adjective science, physics ultrasonic sound waves measure more than 20,000 Hertz, and cannot be heard by humans
随便看	piano bar pianola piano stool piano tuner piazza pic picante sauce picaresque Picasso, Pablo picayune piccalilli piccolo pick pickaninny pickax picker picket picket fence Pickett's Charge Pickford, Mary pickings pickle pickled pick-me-up pickpocket

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