decapod

简明释义

英[ˈdekəpɒd]美[ˈdekəˌpɑːd]

n. 十足类动物（蟹、虾等）；十腕类动物（乌贼等）

adj. 有十脚的；有十臂的

英英释义

单词用法

同义词

反义词

例句

1.A decapod crustacean has ten limbs.

十足虫甲壳类动物哟十只足肢。

2.A decapod crustacean has ten limbs.

十足虫甲壳类动物哟十只足肢。

3.Fishermen often target decapods during specific seasons when they are most abundant.

渔民们通常在十足目最丰富的特定季节进行捕捞。

4.Many chefs consider decapods like shrimp and crabs to be delicacies in seafood cuisine.

许多厨师认为像虾和蟹这样的十足目是海鲜料理中的美味佳肴。

5.The decapod is known for its ten limbs, which are ideal for swimming and capturing prey.

这种十足目以其十个肢体而闻名，非常适合游泳和捕捉猎物。

6.The study of decapods can provide insights into marine biodiversity and ecosystem health.

对十足目的研究可以为海洋生物多样性和生态系统健康提供洞察。

7.Some species of decapods are known for their ability to regenerate lost limbs.

某些种类的十足目以其再生失去的肢体的能力而闻名。

作文

The world of marine biology is filled with fascinating creatures, and among them, the decapod stands out for its unique characteristics and ecological importance. A decapod (十足目) is a type of crustacean that belongs to the order Decapoda, which includes well-known species such as shrimp, crabs, and lobsters. These creatures are characterized by having ten limbs, which is where their name comes from; 'deca' meaning ten, and 'pod' meaning foot in Greek. Decapods are not only diverse in species but also in habitats. They can be found in various environments ranging from freshwater rivers to the deep sea. This adaptability allows them to thrive in different ecological niches. For instance, some decapods like the blue crab are commonly found in coastal waters, while others, such as the freshwater shrimp, inhabit rivers and lakes. Their ability to adapt to various environments makes them a significant part of many ecosystems.One of the most intriguing aspects of decapods is their role in the food web. As both predators and prey, they contribute to the balance of marine and freshwater ecosystems. Many fish species rely on decapods as a primary food source, while at the same time, decapods themselves feed on smaller organisms, including plankton and detritus. This dual role highlights their importance in nutrient cycling and energy transfer within aquatic systems.In addition to their ecological roles, decapods have significant economic value as well. Many species are harvested for human consumption, making them vital to fisheries around the world. Shrimp, for example, is one of the most popular seafood items globally, and the fishing industry surrounding decapods provides livelihoods for millions of people. However, this demand has led to overfishing in some areas, raising concerns about the sustainability of decapod populations. Conservation efforts are essential to ensure that these species remain abundant and that their ecosystems are preserved.Moreover, the study of decapods can provide insights into environmental changes and the health of aquatic ecosystems. Scientists often use decapods as bioindicators, as their presence and population dynamics can reflect the quality of their habitats. Changes in decapod populations may signal shifts in water quality or the impacts of climate change, making them crucial for monitoring environmental health.In conclusion, decapods are remarkable creatures that play vital roles in both ecological and economic contexts. Their diversity, adaptability, and significance in food webs make them a subject of interest for marine biologists and ecologists alike. As we continue to explore and understand our oceans and freshwater systems, it is essential to recognize the importance of decapods and work towards their conservation. By protecting these fascinating crustaceans, we are also safeguarding the intricate web of life that relies on them.

海洋生物学的世界充满了迷人的生物，其中，decapod（十足目）因其独特的特征和生态重要性而脱颖而出。decapod 是一种属于十足目（Decapoda）分类的甲壳类动物，包括虾、蟹和龙虾等知名物种。这些生物的特点是拥有十条肢体，这也是它们名字的由来；希腊语中“deca”意为十，“pod”意为脚。decapod 不仅在物种上多样，而且在栖息地上也多样。它们可以在从淡水河流到深海的各种环境中找到。这种适应能力使它们能够在不同的生态位中茁壮成长。例如，一些 decapod 像蓝蟹通常生活在沿海水域，而另一些如淡水虾则栖息在河流和湖泊。它们适应多种环境的能力使它们成为许多生态系统的重要组成部分。decapod 最令人着迷的方面之一是它们在食物链中的角色。作为捕食者和猎物，它们有助于维持海洋和淡水生态系统的平衡。许多鱼类依赖 decapod 作为主要食物来源，而同时，decapod 本身也以较小的生物为食，包括浮游生物和腐殖质。这种双重角色突显了它们在营养循环和能量传递中的重要性。除了生态角色外，decapod 还具有重要的经济价值。许多物种被捕捞供人类食用，使它们对全球渔业至关重要。例如，虾是全球最受欢迎的海鲜之一，围绕 decapod 的渔业为数百万人的生计提供了保障。然而，这种需求导致某些地区的过度捕捞，引发了对 decapod 种群可持续性的担忧。保护工作对于确保这些物种保持丰盛并保护其生态系统至关重要。此外，对 decapod 的研究可以提供有关环境变化和水生生态系统健康的见解。科学家们经常将 decapod 作为生物指示物，因为它们的存在和种群动态可以反映其栖息地的质量。decapod 种群的变化可能表明水质的变化或气候变化的影响，使它们对于监测环境健康至关重要。总之，decapod 是引人注目的生物，在生态和经济方面都扮演着重要角色。它们的多样性、适应性以及在食物链中的重要性使它们成为海洋生物学家和生态学家关注的对象。随着我们继续探索和了解我们的海洋和淡水系统，必须认识到 decapod 的重要性，并致力于其保护。通过保护这些迷人的甲壳类动物，我们也在保护依赖于它们的复杂生命网络。