面对这个问题的国家不仅仅是墨西哥和中国，每年世界上都有一堆城市有下陷问题。

The problem is not limited to Mexico and China - dozens of cities worldwide face subsidence each year.

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在墨西哥和中国，经常健身的人最多，所占比例分别为68%和67%。而日本和俄罗斯健身人很少，所占比例分别为39%和40%。

Mexico and China have the highest number of people who exercise on a regular basis (68 per cent and 67 per cent), while Japan and Russia have fewer fitness fanatics (39 per cent and 40 per cent).

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在中国和墨西哥，该装置可能更加便宜是因为人们较穷。

In China and Mexico, the device may be cheaper because people are poorer.

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