overround

The overround is the amount by which a market's implied probabilities exceed one hundred percent.超额利润率是指市场隐含概率超过百分之百的幅度。

Analysts calculate the overround to measure how much margin a bookmaker has built into a market.分析师计算超额利润率，以衡量博彩公司在市场中内置了多少利润空间。