Along the wall are watchtowers where soldiers used to keep watch.

沿城墙有了望塔，有士兵驻守。

Along the wall are watchtowers, where soldiers used to keep watch.

沿着城墙，设有许多烽火台，过去的士兵用来站岗的。

Adad -shuma's watchtowers have their own gruesome ways of attacking the enemy.

艾德-苏马的了望塔攻击敌人的方式独到而可憎。

Averaging 23 feet high and 21 feet wide, the walls 5500 miles were punctuated by watchtowers.

长城平均高7米，宽6米，5500英里的城墙中间隔着瞭望台。

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。

The city was surrounded by a series of watchtowers and occupied a diamond shape pattern that was nearly 5 miles across.

这个城市被一圈的了望台环绕，形成了一个直径接近5英里的钻石形状。

This wall, made of palisades with watchtowers and ditches, was intended to protect the empire from the nomadic German tribes.

一道有塞栅、壕沟和眺望塔的城墙，以保护帝国免受游牧的日耳曼部落的侵袭。