a wild bush with thorns, especially a wild rose bush 多刺野灌木；（尤指）野蔷薇丛 a bush with a hard root that is used for making tobacco pipes; a tobacco pipe made from this root 欧石楠（其坚硬根部可制烟斗）；（用欧石楠根制的）烟斗
Word Originsense 1 Old English brǣr, brēr, of unknown origin.sense 2 mid 19th cent.: from French bruyère ‘heath, heather’, from medieval Latin brucus.