ultrasonic
US /ˌʌl.trəˈsɑː.nɪk/
UK /ˌʌl.trəˈsɒn.ɪk/
形容詞
超聲波的
relating to or denoting sound waves with frequencies above the upper audible limit of human hearing
範例:
•
Bats navigate using ultrasonic waves.
蝙蝠利用超聲波導航。
•
The doctor used an ultrasonic device to examine the baby.
醫生使用超聲波設備檢查嬰兒。