5 sentences

1. 经过修缮，这座古建筑已经恢其旧观。

   jīng​guò xiū​shàn, zhè zuò gǔ​jiàn​zhù yǐ​jīng huī qí jiù​guān.

   After renovation, this ancient building has been restored to its former glory.

   Source: Dong Chinese Dictionary

2. 在这样的环境下，这里的古建筑恐怕难保。

   zài zhè​yàng de huán​jìng xià, zhè​lǐ de gǔ​jiàn​zhù kǒng​pà nán​bǎo.

   In such an environment, these ancient buildings will be hard to preserve.

   Source: Dong Chinese Dictionary

3. 这座古建筑经过修缮后，重新对游客开放了。

   zhè zuò gǔ​jiàn​zhù jīng​guò xiū​shàn hòu, chóng​xīn duì yóu​kè kāi​fàng le.

   After being renovated, this ancient building has reopened to tourists.

   Source: Dong Chinese Dictionary

4. 为了保护历史遗产，政府加强了对古建筑的维修。

   wèi​le bǎo​hù lì​shǐ yí​chǎn, zhèng​fǔ jiā​qiáng le duì gǔ​jiàn​zhù de wéi​xiū.

   To protect historical heritage, the government has stepped up the maintenance of ancient buildings.

   Source: Dong Chinese Dictionary

5. 尽管发生了强烈的地震，这些古建筑依然安然无恙。

   jǐn​guǎn fā​shēng le qiáng​liè de dì​zhèn, zhè​xiē gǔ​jiàn​zhù yī​rán ān​rán​wú​yàng.

   Despite the strong earthquake, these ancient buildings remained unscathed.

   Source: Dong Chinese Dictionary