2 sentences

1. 此时正值深秋之候，山坡上的红叶开得正灿烂。

   cǐ​shí zhèng​zhí shēn​qiū zhī hòu, shān​pō shàng de hóng​yè kāi de zhèng càn​làn.

   It is now late autumn, and the red leaves on the hillside are at their most brilliant.

   Source: Dong Chinese Dictionary

2. 这里的风景美不胜收，尤以秋天的红叶最为出名。

   zhè​lǐ de fēng​jǐng měi​bù​shèng​shōu, yóu yǐ qiū​tiān de hóng​yè zuì​wéi chū​míng.

   The scenery here is breathtakingly beautiful, and it is especially famous for its red leaves in autumn.

   Source: Dong Chinese Dictionary