stock trough

例句：

1. 1. The company's stock trough is at an all-time low.
   该公司的库存水平创历史新低。
2. 2.The manager needs to monitor the stock trough closely to prevent any shortages.
   经理需要密切监控库存水平，以防任何短缺。
3. 3.The decline in consumer demand has led to a significant drop in the stock trough.
   消费者需求的下降导致库存水平大幅下降。