tracts
📖 中文释义
- n. 神经束；广阔的地面（tract的复数）
🧩 词形变化
原形 tract
📘 English Definition（英文释义）
- n an extended area of land
- n a system of body parts that together serve some particular purpose
- n a brief treatise on a subject of interest; published in the form of a booklet
- n a bundle of myelinated nerve fibers following a path through the brain