取材 (qǔ cái): Draw materials from (Verb) — Meaning & Stroke Order

This book is based on a true story.

His report was not based on imagination but completed after extensive on-site material collection.

To write this article well, I not only consulted documents but also went to the site personally to gather materials.

To create this painting, the artist specifically went to the countryside to gather material and capture the natural scenery.

Let's go to the museum this weekend to gather materials; there's a lot of inspiration there.