底层约86平方米，相当于一间小型的两居室公寓的大小。

The ground floor is about 86 square meters, roughly the size of a small two-bedroom apartment.

我很幸运父母为我在大兴区买了一个两居室。

I am lucky that my parents bought me a two-bedroom apartment in Daxing district.

对于一套两居室的公寓，我们应该付什么样的租金呢？

For a two-bedroom apartment, what sort of rent should we expect to pay?

他们正在变卖其五居室的房子，去买一处两居室的公寓。

They are selling their five-bedroom house and trading down to a two-bedroom apartment.