ultra sound

 
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ultra sound的英文翻譯是什麼意思,詞典釋義與在線翻譯:

英英釋義

名詞 ultrasound:
  1. very high frequency sound; used in ultrasonography

  2. using the reflections of high-frequency sound waves to construct an image of a body organ (a sonogram); commonly used to observe fetal growth or study bodily organs

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