expression, i-adjective
ignorant of the world; unworldly; naive about worldly affairs
Describes a person who lacks practical knowledge of society, current events, or how the world works. Often used critically or self-deprecatingly.
彼は学者で、世事に疎いところがある。
He is a scholar and can be a bit out of touch with the real world.
私は世事に疎くて、
I'm not very worldly and don't know much about recent news.