短語(yǔ)詞組短語(yǔ)chessman polgnomial 棋子多項(xiàng)式red chessman 紅棋forfeiting chessman 失子moving chessman 走棋chessman stonemil 棋子石磨chessman -chessmen 棋子forfeit a chessman 失子red chessman moving first 紅子先走 返回 chessman