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ultrasonic

美音:[´ʌltrə´sɔnık ]点这儿播放单词美音发声
英音:[´ʌltrə´sɔnık ]点这儿播放单词英音发声
adj.超音速的,超声的 n.超声波

难易程度:

ultrasonic为短语/超纲词汇

词形变化:

副词:ultrasonically

词根

son=sound(声音)

ultrasonic


/,ʌltrə'sɒnɪk; ,ʌltrə`sɑnɪk/
adj (of sound waves) pitched above the upper limit of human hearing (指声波)超声(波)的.

ultrasonic


adj
ultrasonic sound waves are too high for humans to hear