| 例句 |
Timber owners have often produced lumber at a loss and survived these down cycles in demand.木材商经常亏本生产木料，艰难度过木材需求的低谷期。The trough in consumption of electricity occurs at night.夜间是电力消耗的低谷期。The award helped the British music scene out of its lull.这次获奖帮助英国乐坛走出低谷期。The recession was in its trough.经济衰退处于低谷期。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。 |