血脉亲情，是指亲属之间的血缘关系，是一种深刻的情感联系。它包含着家庭成员之间的互相支持和关心，以及在困难时刻互相帮助的精神，是人类社会中最为重要的情感纽带之一。

Blood ties refer to the blood relationship between family members, a profound emotional bond. It includes mutual support and care between family members, as well as the willingness to help each other in difficult times. It is one of the most important emotional bonds in human society.