鳞茎

例句：

1. 1. The tulip bulbs are ready to be planted in the garden.
   郁金香球茎准备好了，可以种植在花园里。
2. 2. The potato was planted in a mound of soil, with its roots emerging from the center.
   土豆被种在一个土堆里，它的根从中心冒出来。
3. 3. The carrot root is a cylindrical structure that stores water and nutrients for the plant.
   胡萝卜根是一个圆柱形的结构，储存水分和养分供植物使用。