从…身上榨取 make sb pay money unfairly by a trick
bleed for sb/sth
My heart bled for the poor unhappy children.
我心里为这些不快乐的小孩子感到悲伤。
We should thank those who bled for the revolution.
我们应该感谢那些为革命而牺牲的人们。
bleed sb for sth
The men who took his son bled the father for $20,000 .
把孩子拐走的那帮人从孩子的父亲身上勒索了两万美元。