5 sentences for 城 (chéng — city walls)

1. 敌军在城内大肆搜捕。

   dí​jūn zài chéng nèi dà​sì sōu​bǔ.

   The enemy forces conducted an extensive manhunt throughout the city.

   Source: Dong Chinese Dictionary

2. 士兵在城门口把守。

   shì​bīng zài chéng mén​kǒu bǎ​shǒu.

   Soldiers are guarding the city gate.

   Source: Dong Chinese Dictionary

3. 大军在城外屯兵。

   dà​jūn zài chéng wài tún bīng.

   The army stationed troops outside the city.

   Source: Dong Chinese Dictionary

4. 两军在城下展开了激烈的战斗。

   liǎng jūn zài chéng xià zhǎn​kāi le jī​liè de zhàn​dòu.

   The two armies fought a fierce battle beneath the city walls.

   Source: Dong Chinese Dictionary

5. 这座古城城高池深，防御工事非常完备。

   zhè zuò gǔ​chéng chéng gāo chí shēn, fáng​yù gōng​shì fēi​cháng wán​bèi.

   The ancient city had high walls and deep moats, and its fortifications were very complete.

   Source: Dong Chinese Dictionary