进行王车易位的车在游戏中还没有移动过。

The rook that makes the castling move has not yet moved in the game.

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在这些残局库中，都假定王车易位不再可能出现。

In all of these endgame databases it is assumed that castling is no longer possible.

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国王在王车易位中移动到一个被敌方的棋子攻击的方块，例如在王车易位时，你不能移动使得国王处于被将军地位。

The king does not move to a square that is attacked by an enemy piece during the castling move, i. e. , you may not castle and end the move with the king in check.

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