a low house, with a broad front porch, having either no upper floor or upper rooms set in the roof, typically with dormer windows.
House （独立的）房屋：
a building for human habitation, especially one that is lived in by a family or small group of people.
Villa （豪华的）别墅：
(especially in continental Europe) a large and luxurious country residence
Duplex 联排别墅，联排房子：
a house divided into two apartments, with a separate entrance for each.
Apartment/Flat 公寓，楼房：
