重新装弦

例句：

1. 1.The guitar needs to be restringed before the next performance.
   吉他在下次演出前需要重新装弦。
2. 2.After the accident, the car needed to be restringed.
   事故后，这辆车需要重新装弦。
3. 3.The old piano was in need of a thorough restringing.
   旧钢琴需要彻底重新装弦。