di gran lunga

Adverb

大いに、はるかに、かなり

English Meaning

greatly, far and away, by a long chalk, by a long shot, by a wide margin, far and away, by far, to a long extent

Il suo rendimento è di gran lunga superiore a quello degli altri studenti.

彼の成績は他の学生のそれよりもはるかに優れている。

His performance is by far superior to that of the other students.