Within consecutive 50 rounds, no chessman of each other has been captured, and no pawn moves.

在连续的50个回合内，双方既没有棋子被吃掉，也没有兵被移动过。

youdao

Within consecutive 50 rounds, no chessman of each other has been captured, and no pawn moves.

在连续的50个回合内，双方既没有棋子被吃掉，也没有兵被移动过。

youdao