Gastropoda的音標為：[?ɡ?s??p??l??d?] ，基本翻譯為“腹足類動物”，速記技巧為：“gas”發音類似“腹足”。

Gastropoda這個詞源來自于拉丁語，意為“腸道”。這個詞的變化形式包括Gastropoda（復數形式，表示腹足綱的所有種類）、gaster（希臘語中表示胃部）、poda（來自拉丁語podere，意為拿或取）等。

與Gastropoda相關的單詞有：

1. gastropod - 腹足類動物，是腹足綱的統稱。

2. cephalopod - 頭足類動物，是軟體動物門頭足綱的統稱，常見于海洋，如魷魚和章魚。

3. radula - 是一種腹足類動物（如螺類）口腔內的一層具有齒的物質，用于刮取并吞咽食物。

4. radula-shedding - 指腹足類動物周期性地拋棄舊的radula并長出新的的過程。

5. gastrolith - 腹足類動物的消化器官內的一種石頭或類似物質，有助于幫助其磨碎食物。

6. coelom - 是腹足類動物體內的一個空腔，包含了其循環、排泄、生殖等系統。

7. mantle - 是腹足類動物的外套膜，是其主要運動器官。

8. foot - 是腹足類動物的一部分，指的是其吸附在其他物體上的部分。

9. shell - 是腹足類動物的外殼，是其保護自身的重要工具。

10. viscus - 是腹足類動物體內的主要器官之一，負責維持其生命活動。

以上單詞都與Gastropoda這個單詞有著密切的聯系，反映了腹足類動物的各種特征和功能。

Gastropoda是腹足綱動物，常用短語包括“Gastropoda mollusc”、“Gastropoda invertebrate”、“Gastropoda in the sea”等。

短語例句：

1. "The gastropoda is a group of marine invertebrates."

2. "The gastropoda is a diverse group of animals that includes snails and slugs."

3. "The gastropoda is a highly adaptable group of animals that can be found in many different environments."

4. "The gastropoda is a significant source of food for many marine predators."

5. "The gastropoda is a fascinating group of animals that has evolved many unique adaptations."

6. "The gastropoda is an important component of the marine ecosystem and contributes to its biodiversity."

英文小作文：

Gastropoda: The Mystical Molluscs

Gastropoda is a diverse group of marine invertebrates that includes snails, slugs, and other fascinating creatures. These animals have evolved over millions of years to adapt to a wide range of environments and conditions, making them highly adaptable and interesting creatures to study. Gastropoda is an essential part of the marine ecosystem, providing food for many marine predators and contributing to the biodiversity of the ocean. From their beautiful shells to their unique feeding habits, gastropods are fascinating creatures that captivate the imagination of biologists and marine enthusiasts alike.

以上是小作文的中文翻譯，希望對您有所幫助。