Fānkāi lìshǐ de piānzhāng, wǒmen kěyǐ xuédào hěn duō.
By opening the pages of history, we can learn a lot.
Tips
usage
翻开 implies flipping or turning pages. For opening a door or container, use 打开 (dǎkāi) instead. 翻开 is also used figuratively: 翻开新的一页 means 'to turn over a new leaf.'