英语词汇“sound barrier”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	sound barrier
释义	sound barrier n. 1. See sonic barrier. 2. A set of tall barriers placed along a road or highway to muffle the sound of traffic.
随便看	hallucinogen hallucinogenic hallucinosis hallux hallway Halmahera halo halo- halobacterium halobiont halocarbon halocline halo effect halogen halogenate halogenation halogenous halon haloperidol halophile halophilic halophilous halophyte halophytic halothane

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