单词	jackhammer
释义	jackhammer From Longman Dictionary of Contemporary EnglishRelated topics: Tools, Constructionjackhammerjack‧ham‧mer /ˈdʒækˌhæmə $ -ər/ noun [countable]  American EnglishTZTBC a large powerful tool used to break hard materials such as the surface of a road SYN pneumatic drill British EnglishExamples from the Corpusjackhammer• My responsibility button was being hit with the force of a jackhammer.• A jackhammer started up somewhere beyond the prison walls.• But today, crews wielding jackhammers are frantically repairing the narrow streets.
随便看	whats the damage whats the deal whats the good of good is whats the good of what good is whats the hurry the hurry whats the matter the matter the matter etc whats the matter the nothings the matter etc whats the meaning of this whats the scoop whats the use whats the use of whats the why the hurry whats this whats this in aid of whats up whats up whats what whats with whats with whats your etc game Whats your etc problem whats your poison whatsit whatso whatsoever

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