backspring

例句：

1. 1. The economy is on the brink of a backspring.
   经济正在经历一次复苏。
2. 2. The old man's health was improving after years of backspring.
   这位老人的健康状况在多年的恢复后有所改善。
3. 3. The company's stock price has been on a backspring since the announcement.
   自宣布以来，该公司的股票价格一直在回升。