sudoku
US /suˈdoʊ.kuː/
UK /suˈdəʊ.kuː/
名词
数独
a puzzle in which a person has to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 subgrids that compose the grid contain all of the digits from 1 to 9.
示例:
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She spends hours every day solving Sudoku puzzles.
她每天花好几个小时解数独谜题。
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I enjoy playing Sudoku on my phone during my commute.
我喜欢在通勤时在手机上玩数独。