Wordiyoultrasonic
🇬🇧 UK/ˌʌltrə'sɔnɪk/🇺🇸 US/.ʌltrә'sɒnik/
TOEFLA1
Definitions
adj.
Relating to sound frequencies above the range of human hearing, typically above 20 kilohertz.
超声的，超声波的
🧩 Root Breakdown
Root-derivedCommon Collocations
- 1.ultrasonic waves超声波
- 2.ultrasonic sensor超声波传感器
- 3.ultrasonic cleaner超声波清洗机
- 4.ultrasonic frequency超声频率
Example Sentences
- 1.
Ultrasonic sensors detect objects by emitting high-frequency sound.
- 2.
Bats navigate in the dark using ultrasonic waves to detect obstacles and prey.
- 3.
The dentist used an ultrasonic scaler to remove tartar from my teeth.
- 4.
Ultrasonic sensors are widely used in industrial automation for distance measurement.