Su-shi’s Shui Tiao Ko Tou (Will a moon so bright ever arise again?) is a famous poem which wins universal praise. It is the absolute poetry in the Mid-Autumn Festival. Many poets imitate the phrases Su uses, and Su is also quite proud of this poem. Hundreds years pass; Shui Tiao Ko Tou is spread and win many people’s heart. Even the line “lets in the cold, its palaces rears so high” has become a platitude of people nowadays. However, the main point of this poem is a disputation in the poetry domain in Mainland China. The point is explained by different people with different views-either one is correct, and this is one of the four disputations while studying Su-shi’s poetry. The essay is used with complexity and copious informaiton from history or literary works to do research of this poem. So that there willb e a more reliable explanation in background, implied meaning, and other related things.