充足 (chōng zú): đầy đủ

Before setting off, we prepared plenty of food and water because there are no shops in the mountains.

He reviewed thoroughly for this exam, so he had ample time to check his answers.

The light in the room is not sufficient; reading is bad for your eyes.

The company provides ample training opportunities to help employees improve their skills.

To stay healthy, besides adequate sleep, you also need appropriate exercise.