4 sentences

1. 这里正在修路，请绕道行驶。

   zhè​lǐ zhèng​zài xiū​lù, qǐng rào​dào xíng​shǐ.

   Road work is in progress here; please take a detour.

   Source: Dong Chinese Dictionary

2. 前面在施工，我们不得不绕道而行。

   qián​miàn zài shī​gōng, wǒ​men bù​dé​bù rào​dào ér xíng.

   There is construction ahead, so we have to take a detour.

   Source: Dong Chinese Dictionary

3. 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

4. 医生建议他尽快进行心脏绕道手术。

   yī​shēng jiàn​yì tā jǐn​kuài jìn​xíng xīn​zàng rào​dào shǒu​shù.

   The doctor recommended he undergo heart bypass surgery as soon as possible.

   Source: Dong Chinese Dictionary