crustaceans

简明释义

英[/krʌˈsteɪʃənz/]美[/krəˈsteɪʃənz/]

n. 甲壳类；甲壳纲动物（crustacean 的复数）

英英释义

单词用法

同义词

反义词

例句

1.Fairy shrimp: any of various transparent freshwater crustaceans of the order anostraca that lack a carapace and characteristically swim upside-down.

仙虾：透明的淡水鳃足类的任何一种，无甲壳并且倒置游动。

2.Today I found out why crabs, lobsters, crayfish, shrimp, and some other crustaceans turn red/orange when cooked.

今天我终于知道为什么螃蟹，龙虾，小龙虾以及其他的甲壳类动物会在烹饪的时候变成红色或者橘红色了。

3.With the ability of jellyfish to mix water now proved, Dabiri's team is focusing on krill and other tiny crustaceans that number in the trillions.

水母混合水体的这个能力现在已经得到证实了，达比利的团队正专注于数量在数万亿以上的磷虾和其它微小的甲壳类动物。

4.The shells of these small crustaceans are composed of a unique carbohydrate, chitosan, that's a natural microbe fighter.

这种小型甲壳类动物的壳是由一种特殊的碳水化合物壳聚糖构成的。壳聚糖是一种天然的细菌杀手。

5.Flying fish eat plankton and small crustaceans.

飞鱼吃浮游生物和小甲壳纲的动物。

6.Other They eat other fish, crustaceans, mollusks, and octopus.

它们吃其他的鱼类、甲壳类、软体动物和章鱼。

7.The scarlet ibis, like the flamingo, gains its vibrant color from carotene derived from a diet of crustaceans.

红鹮和火烈鸟一样，吃一些甲壳类动物，在体内生成胡萝卜素，就形成了它鲜艳的颜色。

8.Many seafood restaurants offer a variety of dishes featuring crustaceans.

许多海鲜餐厅提供多种以甲壳类动物为主的菜肴。

9.In coastal regions, fishermen often catch crustaceans like shrimp and crabs.

在沿海地区，渔民经常捕捞像虾和螃蟹这样的甲壳类动物。

10.Some people are allergic to crustaceans, which can cause severe reactions.

有些人对甲壳类动物过敏，这可能会引起严重的反应。

11.The ocean is home to many species of crustaceans, including lobsters and clams.

海洋中栖息着许多种类的甲壳类动物，包括龙虾和蛤蜊。

12.During summer, we love to go crabbing for crustaceans at the beach.

夏天，我们喜欢去海滩抓甲壳类动物。

作文

Crustaceans are a diverse group of aquatic animals that belong to the class Crustacea. They are characterized by their hard exoskeletons, jointed limbs, and segmented bodies. Common examples of crustaceans (甲壳类动物) include crabs, lobsters, shrimp, and crayfish. These creatures inhabit various environments, from the depths of the ocean to freshwater lakes and rivers. The significance of crustaceans (甲壳类动物) in the ecosystem cannot be overstated; they play crucial roles as both predators and prey within their habitats. One of the most fascinating aspects of crustaceans (甲壳类动物) is their incredible adaptability. For instance, some species have developed unique survival strategies to thrive in challenging environments. The horseshoe crab, although not a true crab, is a perfect example of this adaptability. It has existed for over 450 million years, surviving multiple mass extinctions. This resilience highlights the importance of crustaceans (甲壳类动物) in understanding evolutionary biology. Moreover, crustaceans (甲壳类动物) are vital to human economies. They are a significant source of food for millions of people worldwide. In many coastal communities, fishing for crustaceans (甲壳类动物) such as shrimp and crab provides livelihoods for families and sustains local economies. The global demand for seafood has led to advancements in aquaculture, where crustaceans (甲壳类动物) are farmed to meet this demand sustainably. However, the increasing pressure on marine ecosystems due to overfishing and habitat destruction poses a threat to crustaceans (甲壳类动物) populations. Many species are now facing decline, which can disrupt the balance of marine ecosystems. Conservation efforts are essential to protect these creatures and their habitats. Initiatives such as sustainable fishing practices and marine protected areas are critical in ensuring that crustaceans (甲壳类动物) can thrive for future generations. In addition to their ecological and economic significance, crustaceans (甲壳类动物) also have cultural importance in many societies. They feature prominently in various cuisines around the world, often celebrated for their flavors and versatility. From the famous Louisiana crawfish boil to the delicate preparation of sushi with shrimp, crustaceans (甲壳类动物) are integral to culinary traditions. Furthermore, festivals celebrating crustaceans (甲壳类动物) highlight their role in community identity and heritage. In conclusion, crustaceans (甲壳类动物) are not just fascinating creatures but are essential to the health of our ecosystems, the economy, and cultural practices. Understanding their biology, behavior, and the challenges they face is crucial for conservation efforts. As we continue to explore the oceans, let us remember the importance of crustaceans (甲壳类动物) and work towards protecting these remarkable animals for the future.