5 sentences for 维修 (wéi​xiū — upkeep)

1. 这条公路的中段正在维修。

   zhè tiáo gōng​lù de zhōng​duàn zhèng​zài wéi​xiū.

   The middle section of this road is under repair.

   Source: Dong Chinese Dictionary

2. 维修工正在检查主水管和分管的接口。

   wéi​xiū gōng zhèng​zài jiǎn​chá zhǔ shuǐ​guǎn hé fēn​guǎn de jiē​kǒu.

   The repairman is checking the connections between the main water pipe and the branch pipes.

   Source: Dong Chinese Dictionary

3. 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

4. 由于干线正在维修，往返两地的客车只能临时绕道。

   yóu​yú gàn​xiàn zhèng​zài wéi​xiū, wǎng​fǎn liǎng dì de kè​chē zhǐ néng lín​shí rào​dào.

   Because the main road is under repair, buses traveling between the two locations have to take a temporary detour.

   Source: Dong Chinese Dictionary

5. 由于长年缺乏维修，这座大桥的结构已经岌岌可危。

   yóu​yú cháng​nián quē​fá wéi​xiū, zhè zuò dà​qiáo de jié​gòu yǐ​jīng jí​jí​kě​wēi.

   Due to years of neglect, the bridge's structure is now in a precarious state.

   Source: Dong Chinese Dictionary