释义 |
ul·tra·son·ic AHD[ŭl'trə-sŏnʹĭk] D.J.[ˌʌltrəˈsɒnɪk]K.K.[ˌʌltrəˈsɑnɪk]adj.(形容词)- Of or relating to acoustic frequencies above the range audible to the human ear, or above approximately 20,000 hertz.超过人耳能听到的范围或超过大约20,000赫兹的,与超过人耳能听到的范围或超过大约20,000赫兹的声音频率有关的
- Of, relating to, or involving ultrasound.超声波的
ul'trasonʹically adv.(副词) |