This mega-construction is about 12 meters high And has 72 watchtowers.

这座巨型建筑高约12米，有72座瞭望塔。

They began by building watchtowers and garrisons, later adding walls of stone and earth.

他们开始修建瞭望台和驻防要塞，然后用石头和泥土增加砖墙。

It runs for over 6,000 kilometres across northern China, with watchtowers every few hundred metres.

它在中国北部地区绵延6000多公里，每隔几百米设有瞭望塔。

" When the Young Dragon conquered Dorne, he used a goat track to bypass the Dornish watchtowers on the Boneway" .

" 少龙主征服多恩，正是利用羊肠小道绕开了多恩人设在骨路的瞭望塔。"

Searchlights swept from several watchtowers along the perimeter, while thick barbed wire sat atop the wall surrounding the compound.

探照灯光从工厂四周的几座瞭望塔上扫过地面，紧密的铁丝网在建筑四周的围墙上方盘绕着。

There are watchtowers along the wall.

沿墙有瞭望塔。

Yes, but don't step down from that economic watchtower just yet.

是的，但暂时不要从经济瞭望塔上下来。

The watchman in the watchtower didn't notice it.

岗楼里的看守人没有注意到这点。

The watchtowers would be lit up by torches if a watchman spotted an enemy invasion.

如果守望者发现敌人入侵，瞭望塔将被火把照亮。

On the top of the wall there were space for soldiers to march and there were watchtowers.

城墙上有供士兵行军的地方，还有瞭望台。