| 单词 | A-scan ultrasonography |
| 释义 | A-scan ultrasonography (extremely rare) n WORD FAMILY A-scan ultrasonography n the use of ultrasonography to measure the length of the eyeball Hyper echography, sonography, ultrasonography, ultrasound 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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