1. His whole family was castled up in at our country retreat. ����ȫ�Ҷ����������ǵ��������С�
2. The castle overlooks the city. ����DZ����ȫ�С�
3. This castle has fifty doors . ��DZ�����ʮ���š�
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n.
1. a large and stately mansion
2. a large building formerly occupied by a ruler and fortified against attack
3. (chess) the piece that can move any number of unoccupied squares in a direction parallel to the side
4. interchanging the positions of the king and a rook v.
1. move the king two squares toward a rook and in the same move the rook to the square next past the ki