Sharpe
n. 夏普指数；夏普指标；夏普（人名）
例句
"There is a concern," Sharpe said.
“有一个问题，”夏普说。
"It achieved nothing more than just seeing a doctor," Sharpe says.
“这个效果和随便看看医生差不多，”夏普说到。
That led to the widespread use of the Sharpe ratio as a measurement tool.
因此，许多人开始使用夏普指数作为衡量工具。
