conjoined twin

美 [kənˌdʒɔɪnd ˈtwɪn]
英 
  • n.联体儿
  • 网络连体婴;连体裤
复数:conjoined twins  
conjoined twin
n.
1.
联体儿one of two people who are born with their bodies joined together in some way, sometimes sharing the same organs