低谷英文(底鼓英文)

低谷的英文： trough 参考例句： The highest flood have the lowest ebb. 高潮之后必有低谷。 The business cycle is a series of peak and trough. 商业周期是一系列的高峰期和低谷期。 The business cycle is a series of peaks and troughs. 商业周期是一系列的高峰期和低谷期 This failure was the nadir of her career. 这次失败是她事业上的低谷。 The business cycle is a series of pe...