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BNC: 0 COCA: 24275

jackhammer

Word family
Related topics: Tools, Construction
jack·ham·mer /ˈdʒækˌhæmə $ -ər/ noun [countableC]  
jackhammer.jpg American EnglishAmETZTBC a large powerful tool used to break hard materials such as the surface of a road 风钻;凿岩机 SYN British English pneumatic drill
Examples from the Corpus
jack·ham·mer noun
Chinese
Syllable
Corpus
BNC: 0 COCA: 24275
BNC: 0 COCA: 24275

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