详细解释:n. 马尾, 马尾旗, 马尾式发型
英语解释：
名词 horsetail:
perennial rushlike flowerless herbs with jointed hollow stems and narrow toothlike leaves that spread by creeping rhizomes; tend to become weedy; common in northern hemisphere; some in Africa and South America详细解释：
horse.tail
n.（名词）Any of various nonflowering plants of the genusEquisetum, having a jointed, hollow stem and narrow, sometimes much reduced leaves. Also called equisetum 木贼属植物：多种木贼属 不开花植物，其茎中空有节，其叶狭长，有时十分小 也作 equisetum