대단히, 매우, 훨씬
To a very great degree or extent; by a large margin.
예문:
"The new operating system is vastly more stable than its predecessor."
"Consumer habits have changed vastly since the introduction of smartphones."
"The two theories differ vastly in their fundamental assumptions."
광대하게, 막대하게
In a very large, expansive, or immense manner, often referring to physical space or quantity.
예문:
"The ocean stretched vastly before them, meeting the sky at the horizon."
"Restoring the historic cathedral was a vastly expensive project."