discerning

她是一位品味独到的收藏家，只选择最有价值的艺术品。

She is a ___discerning collector who only selects the most valuable artworks.

作为一位眼光独到的美食评论家，她能分辨出最细微的风味差异。

As a ___discerning food critic, she can detect the subtlest flavor differences.