2 sentences

1. 他试图在直立的峭壁上攀爬。

   tā shì​tú zài zhí​lì de qiào​bì shàng pān​pá.

   He tried to climb the sheer cliff face.

   Source: Dong Chinese Dictionary

2. 老鹰在悬崖峭壁上建造了巢穴。

   lǎo​yīng zài xuán​yá qiào​bì shàng jiàn​zào le cháo​xué.

   Eagles build their nests on cliffs.

   Source: Dong Chinese Dictionary