2 sentences

1. 这个地区主要依靠水电。

   zhè gè dì​qū zhǔ​yào yī​kào shuǐ​diàn.

   This region mainly relies on hydroelectric power.

   Source: Dong Chinese Dictionary

2. 装修房子需要先改造水电。

   zhuāng​xiū fáng​zi xū​yào xiān gǎi​zào shuǐ​diàn.

   Renovating a house requires upgrading the plumbing and electricity first.

   Source: Dong Chinese Dictionary