从这次的实验中，医学家归纳出几个引发疾病原因。

Cóng zhè cì de shíyàn zhōng, yīxuéjiā guīnà chū jǐ gè yǐnfā jíbìng yuányīn.

From this experiment, medical scientists summarized several causes of disease.

这本书对历史事件进行了归纳总结。

Zhè běn shū duì lìshǐ shìjiàn jìnxíngle guīnà zǒngjié.

This book summarizes historical events.

学习时要学会归纳总结知识点。

Xuéxí shí yào xuéhuì guīnà zǒngjié zhīshì diǎn.

When studying, you should learn to summarize and generalize key points.