The only way to pay for the owens valley aqueduct was to sell not only the water, but also the valuable by-product electric power.

偿付欧文斯各水道的唯一途径就是不仅把水，而且把重要的副产品——电力统统出卖。

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The area took off in 1896, when the Roman-inspired aqueduct that brought water to the city centre was transformed into tracks for Rio's new electric tram, the bonde.

BBC: Bohemian Santa Teresa