3 sentences

1. 狗的嗅觉灵敏。

   gǒu de xiù​jué líng​mǐn.

   Dogs have a keen sense of smell.

   Source: Tatoeba

2. 狗具有的这种非凡的灵敏嗅觉本身就是一个奇迹。

   gǒu jù​yǒu de zhè​zhǒng fēi​fán de líng​mǐn xiù​jué běn​shēn jiù​shì yī​ge qí​jì.

   This extraordinary sense of smell that dogs have is itself a miracle.

   Source: CCMatrix

3. 你也可以调节灵敏度。

   nǐ yě kě​yǐ tiáo​jié líng​mǐn​dù.

   You can adjust the sensitivity as well.

   Source: CCMatrix