柴,柴枝,草丛
Brushwood \Brush"wood\, n. 1. Brush; a thicket or coppice of small trees and shrubs. 2. Small branches of trees cut off.
brushwood n 1: the wood from bushes or small branches; "they built a fire of brushwood" 2: a dense growth of bushes [syn: {brush}, {coppice}, {copse}, {thicket}]