2 sentences

1. 这里的围墙上装有铁丝网。

   zhè​lǐ de wéi​qiáng shàng zhuāng​yǒu tiě​sī​wǎng.

   The walls here are equipped with barbed wire.

   Source: Dong Chinese Dictionary

2. 碧绿的藤蔓累在墙头的铁丝网上，长得很茂盛。

   bì​lǜ de téng​màn léi zài qiáng​tóu de tiě​sī​wǎng shàng, zhǎng de hěn mào​shèng.

   The emerald green vines are draped over the wire mesh on the wall, growing very lushly.

   Source: Dong Chinese Dictionary