gibberone

例句：

1. 1.The gibberone from the root was used as a natural sweetener.
   从根提取的甘薯酮用作天然甜味剂。
2. 2.The gibberone in the soil helps to improve soil fertility.
   土壤中的甘薯酮有助于提高土壤肥力。
3. 3. The gibberone is extracted from the roots of the sweet potato plant.
   甘薯酮是从甜薯植物的根部提取出来的。