1·All these findings seem to indicate that they are the remains of an ancient civilization that was every bit as advanced as other more famous civilizations of the time.
所有这些发现似乎表明，它们是一个古代文明的遗迹，与当时其它更著名的文明一样先进。
2·Kukulkan is resource-poor, which along with the innate conservatism of its inhabitants inhibits its venerably ancient civilization from developing technologically.
库库尔坎是一个资源贫乏的地方，再加上当地居民天生的保守主义，阻碍了其令人尊敬的古老文明在技术上的发展。
3·Is there evidence of an ancient civilization on Mars?
火星上是否有证据表明那里存在过古代文明呢？
4·As a Chinese, I'm proud of our ancient civilization.
作为一个中国人，我为我们的古代文明感到自豪。
5·China is an ancient civilization country with a long history.
中国是一个有着悠久历史文化的文明古国。
6·China is an ancient civilization with a history of over 5, 000 years.
中国是一个有着5000多年悠久历史的文明古国。
7·China is an ancient civilization with a history of over 5,000 years.
中国是一个有着5000多年悠久历史的文明古国。
8·The Chinese ancient civilization originated in the Yellow River basin.
古代中国文明发源于黄河流域。
9·I suggest you buy something closely related to our ancient civilization.
我建议您买与我国古代文明密切相关的东西。
10·China is an ancient civilization with a history dating back over 5,000 years.
中国是一个有着五千多年悠久历史的文明古国。