witches broom

英 美
  • 扫帚病,丛枝病
  • broom n.扫帚;金雀花vt.清扫
  • witches n.女巫;巫婆vt.施巫术vi.用神杖发现地下水源或矿物
名词 witch broom:
  1. an abnormal tufted growth of small branches on a tree or shrub caused by fungi or insects or other physiological disturbance