英语词汇“ultrasonics”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	ultrasonics
释义	ultrasonics /ul'treuh son"iks/, n. (used with a sing. v.) the branch of science that deals with the effects of sound waves above human perception. [1930-35; see ULTRASONIC, -ICS]
随便看	rampike rampion ramrod Ramsay Ramsden eyepiece Ramses Ramses I Ramses II Ramses III Ramsey Ramsgate ramshackle ram's-head lady's-slipper ramson ramstam ramtil ramulose ramus Ramée Ramón y Cajal ran Ran Rancagua ranch rancher

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