inhibitive factor

例句：

1. 1. The presenceof this inhibitory factor can significantly affectthe growth rate of the plant.
   这种抑制因子的存在可以显著影响植物的生长速率。
2. 2. Theresearcher found that the inhibitory factorwas responsible for the reduced fertilityin the soil.
   研究者发现，这个抑制因子是导致土壤中降低的生育力的原因。
3. 3.The inhibitory factor is believed toplay a crucial role in the development ofcancer cells.
   这个抑制因子被认为在癌症细胞的发展中扮演着关键角色。