“城墙”用英语怎么说？

这座城市建在岩石上，四周筑有城墙。The city was walled and built upon a rock.一段石阶从鹅卵石路上一直向上直通城墙。A number of staircases ascend from the cobbled streets onto the ramparts.古老的荷兰城堡城墙又厚又高，看起来几乎固若金汤。The old Dutch fort with its thick high walls ...

“城墙”的拼音为：chéng qiáng...