Ocean Spiral has been dreamt up by the Japanese Shimizu Corporation.

" 海洋螺旋" 由日本清水建设公司设计。

Another interesting concept was developed by a Japanese company called the Shimizu Corporation.

另一个有趣的概念是由一家名为清水公司的日本公司提出的。

This visit is Shimizu's first return to Chinese soil in 79 years.

时隔79年，清水英男首次回到中国。

One Japanese company, Shimizu, already has that covered.

一家日本公司 Shimizu 已经涵盖了这一点。

But as yet, Shimizu Corporation's plans for an underwater city are still in the planning stages - no part of the project has yet been built and the total cost is thought to exceed 26 billion dollars.

但到目前为止，清水公司的水下城市计划仍处于规划阶段——项目尚未完成，而且总成本被认为将超过260亿美元。