Explanation: Four gambling, one wins three bet. Metaphor out of thin air a large number of harvest.
Terms old Dupai 9
Old Dupai nine terms. Also used to refer something for nothing. "Dream of Red Mansions," the fifth six back: "how good we are 'stable eating three note' it?" "Children of Heroes" The Fifth: "That waiter first said: 'This is how we eat three note it down and stability? '"