最低潮的

例句：

1. 1. The economy is at its trough right now.
   经济现在处于低谷。
2. 2.He was in a bad place before he found the money.
   他在找到钱之前处境很糟糕。
3. 3. The stock market has been in a trough for the past few months.
   股市在过去几个月一直处于低谷。