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

单词	ultrasonic wave
释义	DictionarySeeultrasound ultrasonic wave ultrasonic wave [¦əl·trə′sän·ik ′wāv] (acoustics) A sound wave that has a frequency above about 20,000 hertz. ultrasonic wave ultrasonic wave A sound wave of greater frequency than 20 kHz. These waves do not produce sound audible to the human ear. See also: wave FinancialSeeWave
随便看	poney ponf ponfick ponfick, emil ponfick shadow pong ponga pongal pongals pongamia pongamia glabra pongamia pinnata pongas pong-based units ponged pongee pongees ponge, francis ponghee pongid pongidae pongids pongier pongiest ponginae

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。