Translation of "trough" - English-Mandarin Chinese dictionary

trough

noun [ C ] (LOW POINT) 低谷 uk us /trɒf/ US  /trɑːf/

a low point in a regular series of high and low points

低谷;低谷期,萧条期
Investing small amounts regularly is a good way of smoothing out the peaks and troughs of the stock market. 定期小额投资是均衡股市高峰和低谷的好办法。

specialized (in the study of weather patterns) a long area of low air pressure between two areas of high air pressure

低压槽,槽形低压
A trough of low pressure over hilly areas will bring heavy thunderstorms overnight. 丘陵地区上空的低气压槽将在一夜之间带来强雷阵雨。

(Translation of “trough noun (LOW POINT)” from the Cambridge English-Chinese (Simplified) Dictionary © Cambridge University Press)