单词	tangram
释义	tangram /ˈtanɡram / noun A Chinese geometrical puzzle consisting of a square cut into seven pieces which can be arranged to make various other shapes.Of indeterminate age - at least 150 but maybe much older, say, dating back to Pythagoras and his right triangles - the 7 tangram pieces (credited by some sources to the Chinese) can form countless different designs.... It is interesting however to see how many convex figures you can make from the 7 tangram pieces. Some mornings I'll put the tangram sets on the table with a puzzle for each child to solve. Origin Mid 19th century: of unknown origin.
随便看	concert band concert bill concerted concertedly concerteer concerter concertgoer concert grand concert hall concertina concertina fish concertina-like concertinist concertino concertist concertize concertmaster concertment concert music concerto concerto grosso concert overture concert party concert performance concert pianist

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