well bred
adjective uk/ˌwel ˈbred/ us/ˌwel ˈbred/
(PERSON)
old-fashioned出身名门的；有高贵血统的
coming from a family that has a high social position
[ before noun ] a well-bred young English woman 出身名门的年轻英国女子
mainly UK有教养的;有修养的;彬彬有礼的
speaking or behaving in a way that is generally considered correct and polite
(ANIMAL)
（马、狗等）血统好的
(of horses, dogs, etc.) bred from parents who are both considered to be good quality animals