对他来说，教学是一种增值行业。教学工作加大了他的弹性时间，聚敛了他的财富，丰富了他的知识，增加了他的快乐，陶冶了他的性情。

Teaching is a growth profession for him. Teaching adds to his flexible time, to his money, to his knowledge, to his enjoyment and to his temperament.

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中国表示将逐步采取更加有弹性的汇率政策，保持经济增长。但是过去的几个月，人民币仅仅增值了2.5%。

China says it will gradually adopt a more flexible exchange rate policy, to keep its economy growing, but the yuan has strengthened only about 2.5 percent in recent months.

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