rodent

简明释义

英[ˈrəʊdnt]美[ˈroʊdnt]

n. 啮齿目动物（如老鼠等）

adj. （与）啮齿动物（有关）的

复 数 r o d e n t s

英英释义

单词用法

同义词

反义词

例句

1.The fearless rodent proved he was no scaredy-cat as he astonishingly squared up to his large opponent and refused to budge.

这只无所畏惧的啮齿动物证明了自己并不是胆小鬼，它向体型庞大的对手摆出了惊人的架势，并拒绝让步。

2.Lab rats are not humans, and not every brain, rodent or homo sapien, is wired the same.

实验鼠不是人类，啮齿动物和人类的大脑的组成是不一样的。

3.It's not a dog, but a rodent that lives in underground tunnels.

它不是一直狗，而是一种住在地下隧道里的啮齿类动物。

4.The new study found that 70 percent of rodent and primate groups have species with an appendix.

这项新的研究发现，70%的啮齿动物和灵长类动物的物种具有阑尾。

5.To prove this, a few recent studies turned to a rodent that employs a remarkably familiar nest structure.

为证明这一点，一些近期研究转向一种具有非常相似的巢穴结构的啮齿目动物。

6.Studies of animals, for example, have shown that when a rat experiences stress during pregnancy, it can cause epigenetic changes in a fetus that lead to behavioral problems as the rodent grows up.

例如，对动物的研究表明，老鼠在怀孕期间经历压力会导致胎儿表观遗传发生变化，进而导致啮齿动物在成长过程中出现行为问题。

7.Eventually, if the parasites are lucky, their rodent host is eaten by a cat and the whole cycle starts again.

假如寄生虫很幸运的话，寄生弓形虫的啮齿目动物被猫吃掉，然后循环再次开始。

8.However, animal behaviourists say there is no evidence of rodent-phobia among any mammal.

然而，动物行为学家表示目前没有任何证据表明哺乳动物具有恐鼠症的特征。

9.The rodent scurried across the floor, searching for food.

那只啮齿动物在地板上奔跑，寻找食物。

10.Many people keep pet rodents like hamsters or guinea pigs.

许多人养宠物啮齿动物，比如仓鼠或豚鼠。

11.The scientist studied the behavior of the rodent in its natural habitat.

科学家研究了该啮齿动物在其自然栖息地中的行为。

12.Farmers often deal with rodents that can damage crops.

农民经常处理可能损害作物的啮齿动物。

13.In the wild, a rodent can be a prey for many larger animals.

在野外，啮齿动物可能成为许多大型动物的猎物。

作文

Rodents are a diverse group of mammals that belong to the order Rodentia. This order includes some of the most familiar animals, such as mice, rats, squirrels, and beavers. The term rodent (啮齿动物) refers specifically to these creatures characterized by their continuously growing incisors in both the upper and lower jaws. These incisors must be kept short through gnawing, which is why many rodents (啮齿动物) are often seen chewing on wood, plastic, or even metal. One of the fascinating aspects of rodents (啮齿动物) is their adaptability. They can thrive in various environments, from urban areas to dense forests. For instance, the common house mouse, a type of rodent (啮齿动物), has become a ubiquitous presence in human dwellings across the globe. Their ability to reproduce quickly ensures that their populations can rebound swiftly, making them resilient survivors in changing conditions. In addition to their adaptability, rodents (啮齿动物) play crucial roles in ecosystems. They serve as prey for numerous predators, including birds of prey, snakes, and mammals like foxes and weasels. By being a part of the food chain, rodents (啮齿动物) contribute to the balance of nature. Moreover, they aid in seed dispersal, which helps in plant reproduction and the maintenance of healthy ecosystems. However, rodents (啮齿动物) can also pose challenges for humans. Certain species, such as the brown rat and the black rat, are known to carry diseases that can affect both humans and livestock. Their tendency to invade homes in search of food can lead to property damage and health risks. As a result, many people view rodents (啮齿动物) as pests, leading to ongoing conflicts between humans and these animals. Despite the negative perceptions surrounding some rodents (啮齿动物), they are also subjects of scientific research. Their rapid reproduction rates and genetic similarities to humans make them ideal models for studying various biological processes, including genetics, behavior, and disease. For example, the laboratory mouse, a common rodent (啮齿动物), has been instrumental in advancing our understanding of cancer and other diseases. In conclusion, rodents (啮齿动物) are a vital and complex group of animals that significantly impact our world. While they can be viewed as pests, their ecological importance and contributions to science cannot be overlooked. Understanding the role of rodents (啮齿动物) in both nature and human society is essential for fostering a balanced coexistence. As we continue to study and learn about these creatures, we may find new ways to appreciate their place in our ecosystem and address the challenges they present.

啮齿动物是一类多样化的哺乳动物，属于啮齿目。这个目包括一些最熟悉的动物，如老鼠、老鼠、松鼠和海狸。术语rodent（啮齿动物）专门指这些生物，它们的特征是上下颌都有不断生长的门牙。这些门牙必须通过啃咬来保持短小，这就是为什么许多rodents（啮齿动物）常常被看到啃咬木头、塑料甚至金属。 Rodents（啮齿动物）一个引人入胜的方面是它们的适应能力。它们可以在各种环境中生存，从城市区域到密集森林。例如，家鼠是一种类型的rodent（啮齿动物），已成为全球人类居住地的普遍存在。它们快速繁殖的能力确保了它们的种群能够迅速反弹，使它们在变化的条件下成为有韧性的生存者。 除了适应能力，rodents（啮齿动物）在生态系统中扮演着至关重要的角色。它们是许多捕食者的猎物，包括猛禽、蛇和狐狸等哺乳动物。作为食物链的一部分，rodents（啮齿动物）有助于自然的平衡。此外，它们还帮助种子传播，有助于植物繁殖和维持健康的生态系统。 然而，rodents（啮齿动物）也可能给人类带来挑战。某些物种，如棕色老鼠和黑色老鼠，已知携带可能影响人类和家畜的疾病。它们倾向于入侵家庭寻找食物，这可能导致财产损失和健康风险。因此，许多人将rodents（啮齿动物）视为害虫，导致人类与这些动物之间的持续冲突。 尽管一些rodents（啮齿动物）周围存在负面看法，但它们也是科学研究的对象。它们快速的繁殖速度和与人类的基因相似性使它们成为研究各种生物过程的理想模型，包括遗传学、行为和疾病。例如，实验室老鼠，一种常见的rodent（啮齿动物），在推进我们对癌症和其他疾病的理解方面发挥了重要作用。 总之，rodents（啮齿动物）是一组重要而复杂的动物，对我们的世界产生了重大影响。虽然它们可能被视为害虫，但它们在生态上的重要性和对科学的贡献不可忽视。理解rodents（啮齿动物）在自然和人类社会中的角色对于促进平衡共存至关重要。随着我们继续研究和了解这些生物，我们可能会发现新的方法来欣赏它们在生态系统中的位置，并解决它们带来的挑战。