light years away
01
a distant moment or period in the future or past that is often marked by significant technological, cultural, or historical changes
Idiom
Informal
例
The next total solar eclipse visible from this location is light years away, not occurring for another century.
02
a vast difference between two things, often indicating that they are significantly distant or dissimilar in terms of progress, quality, or understanding
Idiom
例
Her knowledge of advanced mathematics is light years away from mine; I struggle with basic calculations.
