现代人常说；富不过三代。
We often say that a rich family cannot maintain rich for more than three generations.
Lowenhaupt先生想起一位中国老相识教了他一句中国谚语：“富不过三代”。
Mr Lowenhaupt recalls an acquaintance from China teaching him a Chinese saying, “rice paddy to rice paddy in three generations”.
而在富油三角洲地区的五六个州，问题更加尖锐。
The problem is most acute in the five or six oil-rich Delta states.
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