2 sentences

1. 《永乐大典》是中国古代著名的类书。

   《 Yǒng​lè dà​diǎn》 shì Zhōng​guó gǔ​dài zhù​míng de lèi​shū.

   The Yongle Encyclopedia is a famous ancient Chinese encyclopedia.

   Source: Dong Chinese Dictionary

2. 永乐时期，明朝的国力达到了鼎盛。

   Yǒng​lè shí​qī, Míng​cháo de guó​lì dá​dào le dǐng​shèng.

   During the Yongle period, the power of the Ming Dynasty reached its peak.

   Source: Dong Chinese Dictionary