It helps Dai meet another important factor for its peg: Liquidity.
Liquidity, in the USD-pegged stablecoin case, means that the peg is as strong as the ability to swap 1 stablecoin for 1 US dollar at any time.
这有助于戴相龙满足其钉住汇率的另一个重要因素：流动性。
在盯住美元的stablecoin案例中，流动性意味着盯住美元的能力与随时将一个stablecoin兑换成一美元的能力一样强大。