a particularly baffling problem that is said to have a correct solution; "he loved to solve chessmate puzzles"; "that's a real puzzler" 正解を持つとされる特に難しい問題。
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【下位】 a number puzzle in which the numbers 1 through 9 must be placed into a grid of cells so that each row or column contains only one of each number それぞれの列または行がそれぞれ1つずつの数字を含むように、1から9までの数字が必ず、グリッド線のマス目に入れられなければならない数字のパズル。
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a device for teasing wool; "a teaser is used to disentangle the fibers" 羊毛をすくための装置。
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【上位】 an instrumentality invented for a particular purpose; "the device is small enough to wear on your wrist"; "a device intended to conserve water" 特定の目的のために発明された道具。
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