hit a snag中文什么意思

遇到意外困难

• hit:    vt. (hit; hitting) ...
• snag:    n. 1.残干，残根；根株；水中隐树 ...
• rune snag:    符文缠碍

例句与用法

1. We didn ' t expect to hit a snag before the machine was ready for production
   我们没有预料到机器投入生产前会遇到意外困难。
2. The new bus service has hit a snag because several buses now need to be repaired at the same time
   由于好几辆公共汽车现在同时需要修理，该新创办的公共汽车线路便遇到意想不到的困难。