2 sentences

1. 医院规定每天下午两点到四点可以探视。

   yī​yuàn guī​dìng měi tiān xià​wǔ liǎng​diǎn dào sì​diǎn kě​yǐ tàn​shì.

   Hospital regulations allow visitation every day from 2 PM to 4 PM.

   Source: Dong Chinese Dictionary

2. 他向洞穴深处探视，试图看清里面的情况。

   tā xiàng dòng​xué shēn​chù tàn​shì, shì​tú kàn​qīng lǐ​miàn de qíng​kuàng.

   He peered into the depths of the cave, trying to see the situation inside.

   Source: Dong Chinese Dictionary