| 单词 |
ultrasonic |
| 分类 |
翻译、意思、用法、释义、英译汉、汉译英、英汉双解词典 |
| 释义 |
Related topics: Physicsul·tra·son·ic /ˌʌltrəˈsɒnɪk◂ $ -ˈsɑː-/ adjective HPultrasonic sound waves are too high for humans to hear 〔声波〕超声的Examples from the Corpusultrasonic• Dolphins emit rapid trains of high-pitched clicks, some audible to us, some ultrasonic.• Similarly, how does a moth perceive the ultrasonic acoustic radar signals of a bat?• All 605s are fitted with a three-way catalytic converter, anti-lock braking system and an ultrasonic alarm as standard.• Cats, too, are sensitive to ultrasonic frequencies and can hear mice and voles in hidden places.• In autumn 1978, ultrasonic pulsing at two-second intervals was recorded at dawn at the King Stone.• Parisi developed the first ultrasonic toothbrush for Cavitron Ultrasonics in New York in 1967.• A handset would contain an ultrasonic transmitter and the television fitted with a matching receiver.• Another use is to produce pictures of an unborn baby by reflecting ultrasonic waves off its body.ul·tra·son·ic adjectiveChineseSyllable waves for Corpus high too sound are humans ultrasonic |
| 随便看 |
- irretrievable loss
- irretrievably
- irreverence
- irreverent
- irreverently
- irreversible
- irreversibly
- irrevocable
- irrevocably
- irrigate
- irrigated
- irrigates
- irrigating
- irrigation
- irritability
- irritable
- irritable bowel syndrome
- irritable-bowel-syndrome
- irritably
- irritant
- irritants
- irritate
- irritated
- irritated
- irritates
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