"Before getting translated, a poem already gets shrunk or exp..." — Suman Pokhrel quote meaning

Before getting translated, a poem already gets shrunk or expanded within the ‘sphere of intellect’ of the translator in the original language, and it again gets shrunk or expanded within the ‘sphere of intellect’ of the translator in the target language. Thus, in translation of poetry; there exists a possibility of components like imagination, art of wordplay, skill of constructing internal rhythm and expand of knowledge of the poet getting affected by the constraint and differentia of the translator.