“infrasound”的概念、定义、翻译、参考文献-科学参考

单词	infrasound
释义	infrasound [`in·frǝ´sau̇nd] ^ACOUSTICS Vibrations of the air at frequencies too low to be perceived as sound by the human ear, below about 15 hertz.
随便看	northwester Norton's theorem Norway Current Norwegian Current nor'wester noscapine nose nosean nose cone nose fuse nose-heavy nose height nose leaf nose length noselite nose radius nose sill nose spray nosing nosocomial Nosodendridae nosology nosomania nosophilia nosophobia

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