in detail, closely, minutely
母が細かく話してくれて俺はそれを描いた
My mother described it to me in detail, and I drew it.
— Good Luck, Have Fun, Don't Die (2026)
ただ、追っ手には空から地上を、信じられないほど細かく見る手段があるんです。
But the pursuers have a way to see the ground from the air in incredible detail.
あるいは図書館に、作り方が細かく書いてある。
Or the library has detailed instructions on how to make it.