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- 2012-8-13
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[求助]level1 tvm comprehensive problems 第一题
帮我解释下这句话(不仅仅要简单的翻译最好能画出时间轴图),what equal contributions must they make today and every year until their first cruise(ten contributions)in order to have saved enough at that time for all three cruises?
小弟在此先谢过各位。
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