Role-play the conversation.
分角色表演对话。
Feel free to ask me anything on today's Great Wall tour.
关于今天的长城之旅，请随意向我提问吧。
How long is the wall?
城墙有多长？
Ah, the most popular question!
嗯，最受欢迎的问题！
If we're only talking about the parts from the Ming Dynasty, it's about 8,850 kilometers long.
如果我们只说明长城这一部分的话，它大约8850千米长。
This makes it the longest wall in the world.
这就使它成为世界上最长的城墙。
Wow, that's amazing!
哇，真令人惊叹！
Why did the ancient emperors build the wall?
为什么古代的帝王要建这座城墙呢？
The main reason was to protect their part of the country.
主要原因是保护他们的国土。
As you can see, it's quite tall and wide.
正如你所看到的，长城相当高而且很宽。
As far as I know, there are no man-made objects as big as this.
据我所知，再也没有像它这样大的人造物体了。
Is Badaling part of the Ming Great Wall?
八达岭是长城的一部分吗？
Yes, it's the most famous part.
是的，那是最有名的一部分。
秀哈英语听力请勿转载！
