1. Perhaps the tower was part of the ramparts of the city.
    这城楼或许就是城墙的一部分。

1. 堡垒：从防御堡垒(Rampart)上,可以居高望远,同时缅怀中古世纪古老时光,目前这座堡垒已列为重要古典建筑,早年统治者在侵略者不断到来之际,唯有加强防御工事,此一防御堡垒便是这种需求下的产物.

2. 垒：圣保罗.德旺斯皇家拱门的来源据说可追溯到14世纪的萨瓦(Savoy)王朝. 当时圣保罗.德旺斯位于萨瓦王朝和普罗旺斯(Provence)王朝对峙的前线,由于地理位置重要,因而被萨瓦王朝授予皇城的称号. 从防御堡垒(Rampart)上,可以居高望远,同时缅怀中古世纪古老时光.

3. 城墙：要塞一般是圆形或椭圆形的,一道土制城墙(rampart)环绕要塞,土墙上竖起栅栏(stockade). 很多大的要塞,如多塞特(Dorset)的梅登城堡(Maiden),都有两道或者多道城墙. 在城门的位置,两侧的城墙像牛角向外突出,

4. 堡礁：ramp-transition zone 斜坡过渡层 | rampart 堡礁 | RAMS 径向自适应压制多次波

1. （城堡或城市周围的）城墙，壁垒
    The ramparts of a castle or city are the earth walls, often with stone walls on them, that were built to protect it.

rampart的翻译

    e.g. ...a walk along the ramparts of the Old City.
           沿着老城的城墙漫步

1. an embankment built around a space for defensive purposes

    e.g. they stormed the ramparts of the city
           they blew the trumpet and the walls came tumbling down

    Synonym: bulwarkwall