The verb whiten in Line 1 is a very compressed image. It means that the wind turns the white underside of the willow leaves upward. In Line 2, dusk is used in an unusual way. What is its meaning?
(poem is the lady of shallot)
the darker stage of twilight, especially in the evening
Based on the attached poem above, in Line 2, dusk is used in an unusual way. The meaning of the word dusk as it is used is to become or make dark or dusky. It is used as a verb in this line. Hope this is the answer that you are looking for.
