These can include, but aren't limited to: basic arithmetic, puzzles like crossword and sudoku, games that require thought like Chess, etc.

它们包括但不限于：基础算术、智力游戏如填字游戏和数独、思考型游戏如象棋等。

youdao

These can include, but aren't limited to: basic arithmetic, puzzles like crossword and sudoku, games that require thought like Chess, etc.

它们包括但不限于：基础算术、智力游戏如填字游戏和数独、思考型游戏如象棋等。

youdao