2 sentences for 坦 (tǎn — flat)

1. 我之前不知道他是巴基斯坦人。

   wǒ zhī​qián bù zhī​dào tā shì Bā jī sī tǎn rén.

   I didn't know he was a Pakistani.

   Source: OpenSubtitles

2. 前面是一片开阔且平坦的草地，适合露营。

   qián​miàn shì yī piàn kāi​kuò qiě píng tǎn de cǎo​dì, shì​hé lù​yíng.

   Ahead is an open and flat meadow, suitable for camping.

   Source: Dong Chinese Dictionary