pink root

pink-root的词性：
n.（名词）

1. A disease of onions and related bulbous plants caused by a fungus (Pyrenochaeta terrestris) and resulting in stunted growth and shriveled pink roots.
（洋葱等的）粉红根病：一种由真菌（大葱赤根病） 引起的洋葱病或其它鳞茎植物病，其结果是生长受阻，粉色根萎缩