The best fish smell when they are three days old.

例句：

1. 1.The freshly baked bread has a wonderful smell.
   刚烤好的面包闻起来很香。
2. 2.The flowers have a sweet smell that attracts bees.
   这些花有一种甜甜的香味，吸引蜜蜂。
3. 3. The perfume emitted by the woman was so strong that it could be detected from a distance.
   那位女士身上散发的香水味道非常浓烈，以至于可以远距离闻到。