| 单词 | infrasonic |
| 释义 | infrasonic (extremely rare) adj WORD FAMILY infrasonic USAGE EXAMPLESIt is possible the elephants know a fake infrasonic call when they do not sense a seismic signal at the same time. BBC(Dec 17, 2015) These infrasonic sounds can rattle and paralyze prey. Scientific American(Apr 10, 2013) Our findings are consistent with noise of thermodynamic nature for which no experimental evidence in the infrasonic range was available until recently. Science Magazine(Jan 19, 2012) adj having frequencies below those of audible sound Syn inaudible, unhearable impossible to hear; imperceptible by the ear |
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