blood relation
Longman Dictionary of Contemporary English 5++LDOCE 5++ˈblood reˌlation (also blood relative) noun [countable] FAMILYsomeone related to you by birth rather than by marriage 血亲,骨肉
Examples from the Corpus
blood relation• He could be the next-door neighbour, a friend, a blood relation.• The midwife toad has a blood relation, the northern midwife, much alike in appearance.ˈblood reˌlation nounChineseSyllable
than Corpus rather you birth by someone related to
blood relation
ˈblood reˌlation
(also ˈblood ˌrelative) noun [countable]
someone related to you by birth rather than by marriage
ˈblood reˌlation
(also ˈblood ˌrelative) noun [countable]someone related to you by birth rather than by marriage