1. an assurgent stem or leaf. 
   向上生长的树干或树叶。
2. a minute epidermal pore in a leaf or stem. 
   叶子或茎上的表皮小气孔。
3. The edible stem, leaf, or root of Angelica archangelica. 
   圆当归圆当归的可食的、叶或根
4. The stalk by which a leaf is attached to a stem. 
   叶柄叶子赖以生长的附在主茎上的叶柄
5. A joint between two separable parts, as a leaf and a stem. 
   节植物两个可分部分的连接，如叶与茎连接处

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