"A pot of peach blossom wine" refers to a cup of peach blossom wine. Peach blossom is a common flower, which is often used to brew peach blossom wine. "A pot" here refers to a cup or a pot of wine.
2. "Burning" is used to describe bright, bright and dazzling things. It is used here to describe the color of peach blossoms.
3. "Who is drunk" is a interrogative sentence, which expresses the drunken state after drinking.