crusts

Crusts这个词的英文词源可以追溯到拉丁语“crustulum”，意为“小片，薄片”。它的变化形式包括名词crust和动词crust。相关单词包括：

1. crusty：形容人或物表面坚硬或顽固不化的，也可以指食物表面有硬皮。

2. crustacean：甲壳类动物，如螃蟹、龙虾等。

3. crustose：有硬皮的，通常指植物或动物的表面有硬质结构。

4. crusty crusts：硬皮，通常指食物表面的硬皮。

5. crustification：表面硬化，通常指物质表面的硬质化过程。

6. crustose bristle：有硬皮的鬃毛或刺，通常指某些植物或动物的特殊结构。

7. crusty crusts on the ground：地面上的硬皮，形容地面上的干燥硬皮。

8. crusty skin：皮肤干燥、硬化的状态。

9. crusty old crusts：老年人的贬称，形容老年人的顽固不化。

10. crust formation：指物质表面的硬化形成，通常与化学反应或物理变化有关。

以上这些单词都与crusts这个词源有着密切的联系，通过这些单词我们可以更好地理解crusts这个词源的含义和用法。同时，这些单词也反映了英语词汇的多样性和变化性，体现了英语作为一门语言的发展和演变。

常用短语：

1. crust over：覆盖一层

2. a crust of：一堆

3. skin over：表面一层

4. a crust of bread：一片面包

5. crust up：变得严肃

6. crusty：顽固的

7. crusty old man：顽固的老头

双语例句：

1. The pizza had a thin crust over and lots of toppings.

2. The city was covered with a crust of poverty and deprivation.

3. The skin on his hands was cracked and dry from the cold winter air.

4. She scraped the last bit of crust off her toast and threw it away.

5. He was crusty and unpleasant after a long day at work.

6. She is a crusty old lady who always complains about everything.

7. He is a crusty old man who never changes his opinion.

英文小作文：

Crusts are an essential part of many dishes, providing a delicious and unique texture to the food. However, crusts can also be a source of waste, as many people tend to discard them instead of using them for other purposes. In this regard, it is worth considering how we can turn this waste into something useful, such as using crusts to make breadcrumbs or even pizza crusts for future use.

Another aspect of crusts is their nutritional value. Although crusts may not be the most nutritious part of a dish, they do contain some essential nutrients such as carbohydrates and protein. Therefore, it is worth considering incorporating crusts into our diet in a more conscious way, for example, by using them to make sandwiches or using them as a base for other dishes.

In conclusion, crusts are an interesting and versatile part of food that can be used in various ways to enhance our diet and reduce waste. By considering these aspects, we can make better use of crusts and turn them into something more valuable.