/ˈdjuːpleks/ adj.1.(two-floor)占两层楼的；双层的；双联式的
There are four duplex penthouses.有四套顶层复式公寓。
Some of the apartments are in duplex style.有些公寓是复式的。
a two-bedroom duplex home有两个卧室的复式房屋
2.(two-part)双的；双层的；双面的
duplex plasterboard双层石膏板
She was clad only in her adjustable duplex corset.她身上只穿着那件可调节大小的双层紧身胸衣。
3.【机】双(联)的；复式的
4.【电信,计】双工的
real time duplex communication实时双工通信