[chóng dié]
（一層層堆積） one on top of another; overlapping
range upon range of mountains
山巒重疊
simplify overlapping administrative organizations
精簡重疊的行政機構
eliminate personnel duplication and other waste
消滅人事重疊和其他浪費現象
His visit and mine overlapped.
他的訪問期與我的訪問期有幾天重疊。
[電] [計] overlap; overlay; superimpose; superpose; [語] reduplication