The banks, all owned by one tycoon, had attracted deposits through online platforms, promising high interest rates.

这些银行全部由一位大亨所有，通过在线平台吸引存款，并承诺提供高利率。

The funding was actually expensive because Goldman Sachs had to pay a lot of money to attract deposits.

这笔资金实际上很昂贵， 因为高盛必须支付大量资金来吸引存款。