核心提示：英文名称：Trough 中文名称：波谷／周期的转折点"多指走势图中曲线所在的最低点。e.g. All three major indexes had their lowest close since July 15, the trough of this bear market so far."
英文名称：Trough 中文名称：波谷／周期的转折点 "多指走势图中曲线所在的最低点。 e.g. All three major indexes had their lowest close since July 15, the trough of this bear market so far."
