This animal had very sensitive vision...being able to actually discriminate objects with great clarity and acute vision.

这种动物的视觉十分敏锐，它能运用敏锐的视觉清晰地辨别不同物体。

While sharks are better known for their sensitive nostrils than their keen eyesight-some species famously being able to smell traces of blood in vast quantities of water-many have acute vision, too.

与敏锐的视力相比，鲨鱼更为人所知的是它们灵敏的鼻孔，——一些鲨鱼以能够在大量水中闻到血迹而闻名，不过许多鲨鱼也有敏锐的视力。