duplication /ˌduːplɪˈkeɪʃən/ Brit /ˌdjuːplɪˈkeɪʃən/ noun /ˌduːplɪˈkeɪʃən/ Brit /ˌdjuːplɪˈkeɪʃən/
noun
Learner's definition of DUPLICATION
1
[noncount] : the act or process of copying something复制;复印;复写 2
: the state of containing copies of something or being a copy of something重复 [noncount]
[count]