noun 下载 🔗分享 沃土，冲积平原 (Latin America) An open tract of ground; a plain, especially one which is moist and fertile, such as those used for growing tobacco. Examples : "The farmer planted his tobacco seedlings in the rich soil of the vega, hoping for a bountiful harvest. " 农民把烟草幼苗栽种在沃土肥沃的冲积平原上，希望获得丰收。 geography agriculture environment 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 期权波动率敏感度， Vega值 A measurement of the sensitivity of the value of an option to changes in the implied volatility of the price of the underlying asset. Examples : ""The trader worried about the upcoming earnings announcement because the option's vega was high, meaning its price would be greatly affected by any unexpected changes in stock price volatility." " 交易员担心即将到来的财报发布，因为该期权的 Vega 值很高，这意味着股价波动率的任何意外变化都会极大地影响其价格。 finance business value 与AI对话词汇游戏阅读练习
