Level 6 · word 17,663 of 20,000

retreating

/riˈtriːtɪŋ/ American
  • v. 再精炼, 再处理
Definition
  • v. to refine or process a substance again
Example
The soldiers began retreating when they ran out of ammunition.
弹药耗尽后,士兵们开始撤退。