词汇	砥鈍
释义	砥鈍 dǐ dùn谓磨钝成利。砥钝
随便看	the great ancient site the great and the good the great and the mean the great ape the great apes The great auk is an extinct bird the Great Australian B the Great Australian B- The Great Australian Bight the great awakening the Great B the Great B- the great banner the great barrier reef The Great Barrier Reef the greater yellowlegs the great escape-complete best the greatest in the world The greatest leader rose from humble origins the Great Bear The great beeches towered up towards the sky The Great Beers of Belgium the Great Bend of the Huanghe River the great beyond the Great beyound