sweet potato white rust

例句：

1. 1. This sweet potato is delicious and easy to cook.
   这个甜土豆很好吃，很容易烹饪。
2. 2. Sweet potatoes are a great source of vitamins and minerals.
   甜土豆是维生素和矿物质的好来源。
3. 3. I like to eat sweet potatoes as a side dish with my rice.
   我喜欢用米饭作为配菜吃甜土豆。