crusta

crusta的音标是[ˈkrʌstə]，意思是“饼干硬壳”。基本翻译是“饼干壳”。速记技巧可以使用发音类似的单词来辅助记忆，例如“酷死他”可以帮助记忆这个单词。

Crusta这个词的英文词源可以追溯到拉丁语“crusta”或“corona”，意为“壳”或“冠状物”。它的变化形式包括其复数形式“crustae”和过去分词形式的“crustal”。

相关单词：

crust：n. 壳，硬壳；n. 结壳；v. 结成硬壳；

crustacean：n. 甲壳动物；

crusty：adj. 结壳的；adj. 顽固的；

crustacean shell：n. 甲壳动物的壳；

crustacean disease：n. 甲壳动物疾病；

crustacean shellfish：n. 甲壳类动物和软体动物；

crustacean shellfish industry：n. 甲壳类动物和软体动物加工业；

crustacean shellfish processing industry：n. 甲壳类动物和软体动物加工业。

以上单词都与crusta这个词有直接或间接的关系，因为它们都涉及到甲壳类动物或其壳的相关概念。这些单词在英语中广泛使用，并被用于描述各种与甲壳类动物相关的主题。

常用短语：

1. crusty 顽固的

2. crustacean 甲壳动物

3. crusty bread 硬面包

4. crust over 掩盖

5. crusty old man 顽固的老头子

6. crusty old lady 顽固的老太太

7. crusty old codger 顽固的老头子

例句：

1. He is a crusty old man who always sticks to his principles.

2. The crust over the wound was hard and painful.

3. She covered up her mistakes with a crusty apology.

4. The crusty bread was a welcome change from the usual sandwiches.

5. The crusty old lady refused to budge from her seat.

6. The crusty old codger was always ready to lend a helping hand.

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

英文小作文：

Crust is an essential part of any dish, whether it"s a sandwich, pizza, or even a baked potato. It provides texture and flavor, and it"s often the first thing to go when you"re enjoying a meal. However, crust can also be a pain to make and clean up after, which is why some people choose to avoid it altogether. But for those who love crust, there are many different ways to make it delicious and healthy. From thin and crispy to thick and chewy, there"s no shortage of options out there. Whether you"re making pizza or a sandwich, try out some of these delicious crust recipes and see what you like best!