彩虹宝宝a baby that is born after the previous death of a baby, a stillbirth (= birth of a dead baby), or a miscarriage (= an early unintentional end to a pregnancy)
It is common for parents of rainbow babies to experience conflicting emotions. 对于彩虹宝宝的父母来说经历复杂矛盾的心情是很常见的。
See also: rainbow pregnancy