“ear protector”的概念、定义、翻译、参考文献-科学参考

单词	ear protector
释义	ear protector [`ir prǝ´tek·tǝr] ^ENGINEERING A device, such as a plug or ear muff, used to protect the human ear from loud noise that may be injurious to hearing, such as that of jet engines.
随便看	isoalkane isoalkyl group isoallele isoalloxazine mononucleotide isoamyl acetate isoamyl alcohol isoamyl benzoate isoamyl bromide isoamyl butyrate isoamyl chloride isoamyl nitrite isoamyl salicylate isoamyl valerate isoantibody isoantigen isobar elpidite ELR scale Elsasser's radiation chart ELSE instruction ELSE rule Elster-Geitel effect ELT El Tor vibrio eluant

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