3 sentences

1. 连降大雨，低洼地带出现了渍水。

   lián jiàng dà​yǔ, dī​wā dì​dài chū​xiàn le zì shuǐ.

   Continuous heavy rain led to waterlogging in low-lying areas.

   Source: Dong Chinese Dictionary

2. 由于昨晚的暴雨，低洼地区出现了积水。

   yóu​yú zuó​wǎn de bào​yǔ, dī​wā dì​qū chū​xiàn le jī​shuǐ.

   Due to last night's rainstorm, water accumulated in low-lying areas.

   Source: Dong Chinese Dictionary

3. 这里曾是一片低洼的泥涂，现在已经改造成了公园。

   zhè​lǐ céng shì yī piàn dī​wā de ní​tú, xiàn​zài yǐ​jīng gǎi​zào chéng le gōng​yuán.

   This used to be a low-lying mudflat, but it has now been transformed into a park.

   Source: Dong Chinese Dictionary