What is the meaning of "Left" in Li Shangyin's Flowers Become a Pot of Gold, Ye Chengchen?

"Flowers have nothing to do with leaves in the world, and flowers go into golden pots to make dust" refers to people's different attitudes and views on flowers and leaves.

Two different fates of flowers and leaves. Flowers and leaves in the world are born from the same root, with the same branch length, colorful, varied, unique and fragrant. Once recognized by a discerning person. The transplant basin is well taken care of. But the green leaves were abandoned and fell to the ground, turning to dust in the biting wind and rain. Flowers into the pot, leaves like dust, this is the fate of flowers and leaves in the world. These two sentences always describe the happiness of flowers and the misfortune of leaves, and their "incoherence" reflects the value of the unique quality of lotus.

Work: the meaning of becoming.