semi-detached
adjective UK uk/ˌsem.i.dɪˈtætʃt/ us/ˌsem.i.dɪˈtætʃt/
C1 （房子）半独立式的
A house that is semi-detached is one that is joined to another similar house on only one side.
They live in a semi-detached house. 他们住在一所半独立式的房子里。
Compare: detached (SEPARATE)