碉楼的英文：
watchtower;fortification;turret

参考例句：

A tower or other fortification on the approach to a castle or town,especially one at a gate or drawbridge.
望楼，碉楼建在接近城堡或城镇处的塔楼或其他防御工事，尤指建于大门或吊桥附近者

watchtower是什么意思：
n. 岗楼

I have more pleasure in a snug farmhouse than a watchtower
我对一座整洁的农舍比对一座岗楼更感兴趣。

In 214 BC Shihuangdi connected existing defensive walls into a single system fortified by watchtowers.
公元前214年，秦始皇将当时存在的城墙，连结成一整套防御体系，并设置瞭望台增强其功能。

A judge on an inspection visit to a Brazilian jail discovered a straw scarecrow dressed in police uniform on the watchtower
巴西警方说，一位法官到巴西一座监狱视察，结果发现在了望塔中“看守”着735名囚犯的竟然是一个穿着警服的稻草人。

fortification是什么意思：
n. 防御工事,要塞,筑城

A minor fortification constructed beyond a main defensive position or fortification.
简易外围工事在主要防御位置或防御工事之外构筑的小防御工事

The process of planning or erecting earth fortifications.
筑墙计划或树立土制堡垒的过程

A ledge between the parapet and the moat in a fortification.
搁板在堡垒中护城河与护墙之间的搁板

turret是什么意思：
n. 小塔,角楼,攻城用仰冲车

Furnished with turrets and battlements in the style of a castle.
城堡风格的建有城堡风格的塔楼和城垛的

This turret provides highly accurate positioning of cameras.
这台镜头转台提供照相机的高精确度定位。

So blend the turrets and shadows there that all seems pendulous in air
塔楼阴影交互映衬，一切都似乎高悬空际。