At that time, the main currency for arbitrage transaction was yen, because the interest rate was low for yen then, and many objects of arbitrage transaction were AUD and NZD.

当时进行套利交易的货币主要是日元，因为当时日元的利率很低，有很多套利交易的标的是澳大利亚元和新西兰元。

At night I worked with the CTO on a side project that analyzed huge amounts of transaction data to identify arbitrage opportunities.

晚上，我跟着我们的CTO(首席技术官)研究一个编外项目，分析这些海量的交易数据，找寻其中的套利商机。

Arbitrage is a usual transaction behavior in order to make profits. It is the possibility of riskless profits.

套利是一种常见的，以获利为目的的交易行为，它是基于无风险的超额利润产生的。

Arbitrage is a usual transaction behavior in order to make profits. It is the possibilitity of riskless profits.

套利是一种常见的，以获利为目的的交易行为，它是基于无风险的超额利润产生的。