growth suppressor

例句：

1. 1.The growth suppressor is designed to prevent the plant from growing too large.
   这种生长抑制因子的设计目的是防止植物长得过大。
2. 2.The researcher found that the growth suppressor could be used to treat certain types of cancer.
   研究者发现，这种生长抑制因子可以用来治疗某些类型的癌症。
3. 3. The growth suppressor was effective in reducing the size of the tumor.
   这种生长抑制因子在减小肿瘤大小方面是有效的。