地下茎的

例句：

1. 1.The rhizome of the plant is where the roots grow from.
   植物的根从根茎生长出来。
2. 2. The rhizomes are used to make fertilizers.
   根茎被用来制作肥料。
3. 3. The rhizomes are also used for horticulture.
   根茎也被用于园艺。