| 释义 |
trough LOW POINTHtrBf, $trB:fn [C]a low point in a regular series of high and low points低谷; 低谷期，萧条期His career was a series of spectacular peaks and dismal troughs that spanned thirty years.他的事业是由跨过了三十年的一系列引人注目的高峰和凄凉的低谷组成的。Investing small amounts regularly is a good way of smoothing out the peaks and troughs of the stock market.有规律的小数额投资是缓和股票市场高峰和低谷的好方法。Some economists believe the trough of the recession has already been reached.一些经济学家相信经济衰退已达到了低谷。(specialized) In the study of weather patterns, a trough is 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 and possibly some flooding overnight.丘陵地区上空的低气压槽将会带来大雷雨, 甚至可能一夜间形成洪水泛滥。
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