单词	backed-blade
释义	backed-blade noun : a prehistoric flint knife having one edge blunted Word History First Known Use 1934, in the meaning defined above
随便看	thryothoruses thryothorusses ths thsd thu Thuban thucholite thucydidean Thucydides thucydideses thucydidesses thud thudded thudding thuddingly thuds thug thuga thuggee thuggees thuggeries thuggery thuggish thuggisher thuggishest

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