qiaohe 发表于 2012-7-18 19:09 , V- t) H( B* G4 K: {1 Z
"低风险投资回报 around 15%" means5 s( j' ` k9 r, k* x, A" U
+ or - 15%
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* S( u ?4 d7 b* |' [7 K6 x# R"低风险投资回报 around 15%" means about 15%, could be 13%-19% per year, could be 6%-23% per year,8 X9 y- p4 T6 d/ v+ D* r
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average is about 15%