a cogongrass rhizome的用法和样例：
- Main ingredient: Puerarin, Dandelion, Yam, Medlar, Ebony, Citron, Chrysanthemum, Cogongrass rhizome.
- A heat-relieving beverage is prepared using cogongrass rhizome, mulberry leaf and licorice as the main ingredients.
- Proper his suffer hunger and cold, when physical strength does not go, discovered house of a cogongrass in that distant ahead eventually.
- There is a vein of melancholy in his character.
- There was a long lag in forwarding mail to us.