ultrasonography / ˌʌl trə səˈnɒg rə fi, -soʊ- /

⚽高中词汇超声波检查超音波学超声学超声波

ultrasonography 的定义

n. 名词 noun
  1. a diagnostic imaging technique utilizing reflected high-frequency sound waves to delineate, measure, or examine internal body structures or organs.