单词	hard-won
释义	hard-won adjective ˈhärd-ˈwən  : gained by great effort Word History First Known Use 1586, in the meaning defined above
随便看	backhoe backhoes backhouse backhouses backing backing (up or away) backing (up) backing away backing down backing hammer backing lamp backing light backing off backing out backing pump backing ring backing strip backing up backing up or away backing yarn backings backjoint backkick backland backlands

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