shān​zhěn​wēn​xí

fan the pillow and warm the mat

扇枕温席 扇枕溫席 shān​zhěn​wēn​xí
fan the pillow and warm the mat
(literary) describes being extremely devoted to one's parents, based on the story of a son who fanned his parents' pillows to cool them in summer and used his body heat to warm their mats in winter

Cross-References

Has variant