ricinine

例句：

1. 1. The ricinine was extracted from the castor bean.
   蓖麻毒素是从蓖麻种子中提取的。
2. 2.The toxicity of ricinine is well-known to scientists.
   蓖麻毒素的毒性是众所周知的。
3. 3.The ricinine is used in medicine as an antidote for poisoning.
   蓖麻毒素用于医学，作为对抗中毒的解毒剂。