bioactive substance

例句：

1. 1.The compound is known to have bioactive properties.
   这种化合物已知具有生物活性。
2. 2. Bioactive compounds are often found in plants and their extracts.
   生物活性化合物通常存在于植物及其提取物中。
3. 3. The research team discovered a new bioactive compound that could help treat cancer.
   研究小组发现了一种新的生物活性化合物，可能有助于治疗癌症。