duplex calculating machine

例句：

1. 1. The duplex apartment is spacious and well-equipped.
   这个复式公寓宽敞且设备齐全。
2. 2.They decided to move into a duplex house because it offered more privacy.
   他们决定搬进一栋复式房屋，因为它提供了更多的隐私。
3. 3. The duplex houses are popular among families looking for a larger living space.
   双室住宅受到寻找更大居住空间的家庭的欢迎。