calcudokuWiktionary 原文英美构词拆解calccalc词干u-u-中缀doku-doku后缀-u-A linking vowel inserted between two morphemes, to ease pronunciation, without contributing to the meaning.-dokuUsed in naming of puzzle games similar to sudoku.词源说明calc + -u- + -doku释义名词noun1Synonym of KenKen