subkingdom

简明释义

英[sʌbˈkɪŋdəm]美[ˈsʌbˌkɪŋdəm]

n. 门；[植] 亚界

英英释义

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例句

1.The Embryophyta, or Metaphyta, are the most familiar subkingdom of green plants that form vegetation on earth.

胚芽植物或后生植物是在地球上形成植被的最常见的绿色植物王国。

2.The Embryophyta, or Metaphyta, are the most familiar subkingdom of green plants that form vegetation on earth.

胚芽植物或后生植物是在地球上形成植被的最常见的绿色植物王国。

3.The classification of organisms often includes a level known as the subkingdom, which is a rank below the kingdom.

生物的分类通常包括一个称为亚界的等级，它是王国之下的一个等级。

4.In the animal kingdom, the subkingdom of Invertebrates contains a vast diversity of species.

在动物界中，亚界无脊椎动物包含了大量的物种多样性。

5.Researchers have identified a new subkingdom within the Protista that exhibits unique cellular structures.

研究人员发现了原生生物中一个新的亚界，其具有独特的细胞结构。

6.The subkingdom Plantae includes all types of plants, ranging from mosses to flowering plants.

亚界植物界包括所有类型的植物，从苔藓到开花植物。

7.Fungi are classified under the subkingdom Dikarya, which includes most of the fungi we commonly encounter.

真菌被归类于亚界迪卡利亚，这包括我们常见的大多数真菌。

作文

In the vast realm of biological classification, organisms are categorized into various hierarchical levels, one of which is the concept of a subkingdom. A subkingdom (亚界) is a taxonomic rank that is used to group organisms that share a common evolutionary ancestor but are distinct enough to warrant their own classification within a kingdom. For instance, the animal kingdom, known scientifically as Animalia, can be divided into several subkingdoms, including Metazoa and Parazoa. This division helps scientists and researchers understand the relationships and differences between various life forms more clearly.The importance of understanding subkingdoms lies in their role in the broader context of taxonomy. Taxonomy is the science of naming, describing, and classifying organisms, and it plays a crucial role in biological research and conservation efforts. By identifying subkingdoms, biologists can better organize the diversity of life on Earth, making it easier to study and protect different species. For example, recognizing the subkingdom of Metazoa allows researchers to focus on multicellular animals, while the subkingdom of Parazoa includes simpler organisms like sponges.Furthermore, the classification into subkingdoms aids in understanding evolutionary relationships. The evolutionary tree of life illustrates how various organisms are related through common ancestry. By studying the characteristics of different subkingdoms, scientists can trace the lineage of species and understand how they have adapted to their environments over millions of years. This knowledge is vital for fields such as ecology, where understanding the interactions between different organisms can inform conservation strategies and ecosystem management.In addition to Metazoa and Parazoa, there are other subkingdoms within the domain of Eukarya, which encompasses all organisms with complex cells. For instance, the subkingdom of Fungi includes mushrooms and molds, while the subkingdom of Protista contains a diverse group of mostly unicellular organisms. Each of these subkingdoms showcases unique adaptations and ecological roles, further emphasizing the complexity of life.Moreover, the concept of subkingdom is not limited to animals and fungi; it extends to plants as well. In the plant kingdom, there are subkingdoms such as Embryophyta, which includes all land plants. Understanding these classifications helps botanists and ecologists study plant diversity and evolution, as well as their interactions with other organisms, including humans.In conclusion, the term subkingdom (亚界) represents a significant aspect of biological classification, allowing scientists to categorize and study the immense diversity of life on our planet. By grouping organisms into subkingdoms, researchers can gain insights into evolutionary relationships, ecological functions, and conservation needs. As we continue to explore and understand the natural world, the classification of life into subkingdoms remains an essential tool for advancing our knowledge and preserving biodiversity.