The wild ducks and geese in parks in Western cities have lost some of their wild nature, and their fear of man. And the catcher in the rye need no longer ask where the ducks have gone.
西方都會公園裡的野鴨野鵝，遭人「同化」，對人不再避嫌；《麥田捕手》亦不會再問鴨子為何不見了？