7 sentences

1. ‎你能切换到私人线路吗？

   ‎ nǐ néng qiē huàn dào sī​rén xiàn​lù ma?

   Could you switch over to a private line?

   Source: OpenSubtitles

2. 工程师正在检查故障的电力线路。

   gōng​chéng​shī zhèng​zài jiǎn​chá gù​zhàng de diàn​lì xiàn​lù.

   The engineer is checking the faulty power lines.

   Source: Dong Chinese Dictionary

3. 电话交换机负责连接不同的线路。

   diàn​huà jiāo​huàn jī fù​zé lián​jiē bù​tóng de xiàn​lù.

   The telephone switchboard is responsible for connecting different lines.

   Source: Dong Chinese Dictionary

4. 处理低压线路时仍需遵守安全规程。

   chǔ​lǐ dī​yā xiàn​lù shí réng xū zūn​shǒu ān​quán guī​chéng.

   Safety regulations must still be followed when working with low-voltage lines.

   Source: Dong Chinese Dictionary

5. 高压输电线路的电压通常为几百千伏。

   gāo​yā shū​diàn xiàn​lù de diàn​yā tōng​cháng wéi jǐ​bǎi qiān​fú.

   The voltage of high-voltage transmission lines is usually several hundred kilovolts.

   Source: Dong Chinese Dictionary

6. 这条新地铁线路明天正式开通。

   zhè tiáo xīn dì​tiě xiàn​lù míng​tiān zhèng​shì kāi​tōng.

   This new subway line will officially open tomorrow.

   Source: Dong Chinese Dictionary

7. 这条公交线路经过市中心的所有主要景点。

   zhè tiáo gōng​jiāo xiàn​lù jīng​guò shì​zhōng​xīn de suǒ​yǒu zhǔ​yào jǐng​diǎn.

   This bus route passes through all the major attractions in the city center.

   Source: Dong Chinese Dictionary