Level 6 · word 15,965 of 20,000

duplication

/ˌduːplɪˈkeɪʃən/ American
  • n. 复制, 副本
Definition
  • n. the act of copying something or making an exact copy
Example
The manager noticed duplication of effort between two departments.
经理注意到两个部门之间存在重复劳动的情况。