castle

The king built a huge stone castle on top of the hill to watch for enemies.

(Chinese) 国王在山顶上建造了一座巨大的石头城堡，用来监视敌人。

Many old castles in Europe are now preserved as historical museums.

(Chinese) 欧洲的许多古老城堡现在都被作为历史博物馆保护起来。

The grandmaster decided to castle early to protect his king from attack.

(Chinese) 特级大师决定早点进行王车易位，以保护他的王不受攻击。

You cannot castle if your king is currently in check.

(Chinese) 如果你的王正被将军，你就不能进行王车易位。