a rich fruit cake的用法和样例：
- He is eating a rich fruit cake.
- The first cake she made was the Rich Fruit Cake that has won Gold, Silver and Bronze prizes at the Great Taste Awards and which is still a best seller.
- Flavor characteristics: Similar to Cabernet Sauvignon but with more plum and rose than blackcurrants, more spice and rich fruit cake with less mint.
- A rich man and his daughter are soon parted.
- I want to get married; preferably to a rich man.