英语语法分析

John was on the uppermost floor of the three-storey gatehouse.

约翰在这栋三层门房的最高层。

《柯林斯英汉双解大词典》

Before they reached the castle, twenty pairs of eyes were watching them from the gatehouse ramparts.

他们还没骑到城堡，就有二十双眼睛从壁垒的门房探望出来。