arrowhead

名词 arrowhead:

1. the pointed head or striking tip of an arrow

ar.row.head

n.（名词）
The pointed, removable striking tip of an arrow.
箭头： 箭的尖状，可拆装能击伤的尖头
Something, such as a mark indicating a limit on a drawing, that is shaped like the head of an arrow.
箭头：形状像箭头的东西，如图中指示范围限制的符号

Any of various aquatic or wetland perennial plants of the genusSagittaria, having arrowhead-shaped leaves and panicles of white, unisexual flowers.
慈菇：一种慈菇属 水生或沼泽地生长的多年生植物，有箭头状叶子和白色的雌雄异花的圆锥花序
The edible tubers of the Eurasian speciesS. sagittifolia or of the North American species S. latifolia.
慈菇，宽叶慈菇：欧亚种植物的可食用块茎慈菇 或北美种植物的可食用块茎 宽叶慈菇