详细解释:【计】 井字游戏
英语解释：
名词 tic-tac-toe:
a game in which two players alternately put crosses and circles in one of the compartments of a square grid of nine spaces; the object is to get a row of three crosses or three circles before the opponent does同义词：ticktacktoe, ticktacktoo, tick-tack-toe, tit-tat-toe, noughts and crosses