[chóng dié]
（一层层堆积） one on top of another; overlapping
range upon range of mountains
山峦重叠
simplify overlapping administrative organizations
精简重叠的行政机构
eliminate personnel duplication and other waste
消灭人事重叠和其他浪费现象
His visit and mine overlapped.
他的访问期与我的访问期有几天重叠。
[电] [计] overlap; overlay; superimpose; superpose; [语] reduplication