5 sentences

1. 水源在哪儿？

   shuǐ​yuán zài nǎ​r?

   Where is the water source?

   Source: OpenSubtitles

2. 由于水源受到污染，该地区爆发了霍乱。

   yóu​yú shuǐ​yuán shòu​dào wū​rǎn, gāi dì​qū bào​fā le huò​luàn.

   A cholera outbreak occurred in the area due to contaminated water sources.

   Source: Dong Chinese Dictionary

3. 由于长期的干旱，当地的水源已经濒临枯竭。

   yóu​yú cháng​qī de gān​hàn, dāng​dì de shuǐ​yuán yǐ​jīng bīn​lín kū​jié.

   Due to long-term drought, local water sources are on the verge of drying up.

   Source: Dong Chinese Dictionary

4. 长江的水源位于青藏高原的冰川地带。

   Cháng Jiāng de shuǐ​yuán wèi​yú Qīng Zàng gāo​yuán de bīng​chuān dì​dài.

   The source of the Yangtze River is located in the glacial regions of the Qinghai-Tibet Plateau.

   Source: Dong Chinese Dictionary

5. 考察队决定沿着这条河向上追溯，寻找水源。

   kǎo​chá duì jué​dìng yán​zhe zhè tiáo hé xiàng​shàng zhuī​sù, xún​zhǎo shuǐ​yuán.

   The expedition decided to trace back up the river to find the water source.

   Source: Dong Chinese Dictionary