hydrozoan

hydrozoan的音标为[haɪdrə"zəʊzən]，意思是水生无脊椎动物，属于刺胞动物门。速记技巧可以是将其中的字母进行缩写记忆，如h可以代表水生，azo可以代表动物等。

Hydrozoan这个词来源于希腊语，由“hydro”（水）和“zoon”（动物）组成，意为水生动物。

变化形式：在英语中，hydrozoan的形式通常为复数形式，即hydrozoa。

相关单词：

hydroid（水螅虫）：一种水生多孔滤食动物，属于水螅虫纲。

medusa（美杜莎）：古希腊神话中的蛇发女妖，通常与水螅虫的形状和特点有关联。

jellyfish（水母）：一种常见的水生动物，属于刺胞动物纲，与水螅虫有亲缘关系。

hydrozoic（水螅虫类的）：用来描述属于水螅虫类的生物的术语。

hydrozoan（水生多孔动物）：这是一个更广泛的术语，包括水母、水螅虫和相关物种。

hydropolyzoic（水螅多孔动物）：这是一个更具体的术语，用于描述具有多个水螅体的生物。

这些单词都与水生动物有关，并且与Hydrozoan这个词有关联。这些单词描述了不同种类的水生动物，从简单的多孔滤食动物到具有复杂结构的生物。

短语：

1. hydrozoan jellyfish

2. hydrozoan diversity

3. hydrozoan classification

4. hydrozoan biology

5. hydrozoan behavior

6. hydrozoan reproduction

7. hydrozoan predators

例句：

1. I watched a group of beautiful hydrozoan jellyfish float by on the beach.

2. The diversity of hydrozoans is incredible, with over 2,000 species known to science.

3. The classification of hydrozoans is complex, with many different groups of organisms.

4. Hydrozoans play an important role in the ocean food chain, providing food for many other species.

5. Some hydrozoans are active hunters, while others are passive and rely on camouflage to avoid predators.

6. The reproduction of hydrozoans is fascinating, with some species able to clone themselves and others able to produce millions of eggs.

7. The hydrozoan predators are an essential part of the marine ecosystem, keeping the population of their prey in check.

英文小作文：

Hydrozoans are fascinating creatures that play a crucial role in the ocean ecosystem. From beautiful jellyfish to complex colonies, they are a diverse and interesting group of organisms that should be celebrated and protected. Without hydrozoans, the ocean food chain would be greatly disrupted, leading to a decline in other species and potentially affecting human food sources as well. It is essential to conserve and study these amazing creatures to ensure their continued existence in our oceans.