pouched

简明释义

英[paʊtʃt]美[paʊtʃt]

adj. 有袋的；袋形的

v. 把……放入袋中（pouch 的过去式）

英英释义

单词用法

同义词

反义词

例句

1.Each tool should be pouched so that it can be readily reached.

每把刀具应摆好，以便能很快地拿到手。

2.These features led the paleontologists to conclude that the animal was closer to living placentals on the mammalian family tree than to pouched marsupials, such as kangaroos.

这些部分的特征让古生物学家得以作出这样的结论：这种动物在哺乳动物谱系中，与有胎盘类的关系较与有袋类(如袋鼠)的关系更接近。

3.The boss pouched all the money.

老板把所有的钱收进袋中。

4.The pouched bill of the Australian pelican can be up to 1.5 feet (50 centimeters) long.

澳洲鹈鹕的身高可以达到1.5英尺（50厘米）长，这些巨型的海鸟使用翅膀长超过8英尺（2。

5.Studies suggest that the Gambian pouched rat can do better.

一项研究发现冈比亚有袋鼠可以很好的完成这个工作。

6.Their trainers at Tanzania's Sokoine University of Agriculture say the African pouched rats can do a much better job than dogs.

坦桑尼亚Sokoine大学的训练者说，非洲鼠比狗更胜任这份工作。

7.After giving birth, the tiny joeys climb into their mother's pouched area to nurse.

小袋鼠出生后，爬进母亲的袋子里吃奶。

8.The mother opossum carries her babies in her pouched abdomen until they are old enough to explore.

母负鼠在她的袋状腹部携带她的宝宝，直到他们足够大可以探索。

9.Some animals have evolved to have pouched features that aid in their survival.

一些动物进化出了有助于生存的袋状特征。

10.The kangaroo has a special pouch where it carries its young, referred to as a pouched baby.

袋鼠有一个特殊的袋子，用来携带它的幼崽，称为袋鼠宝宝。

11.Many marsupials are known for their pouched bodies, which help protect their offspring.

许多有袋动物以其袋状的身体而闻名，这有助于保护它们的后代。

作文

In the vast and diverse world of animals, one of the most fascinating groups is that of marsupials. These creatures are known for their unique reproductive system, where the young are born at a very early stage of development and continue to grow in a special pouch. This characteristic is what makes them stand out among other mammals. The term pouched refers specifically to this feature, which serves as a protective and nurturing environment for the offspring. For instance, kangaroos, koalas, and opossums all possess this remarkable adaptation.Kangaroos are perhaps the most iconic example of pouched mammals. When a baby kangaroo, called a joey, is born, it is only about the size of a lima bean. It instinctively crawls into its mother’s pouched belly, where it attaches to a teat and continues to develop. This process allows the joey to stay safe while it grows and matures. The pouched environment provides warmth and protection from predators, which is crucial for the survival of the young.Similarly, koalas have a pouched structure that plays a vital role in their reproductive success. After a short gestation period, the tiny koala joey climbs into its mother’s pouched to continue its development. This unique adaptation allows the joey to feed on its mother’s milk, which is rich in nutrients essential for its growth. The pouched nature of these animals ensures that they can nurture their young in a safe environment until they are ready to face the outside world.Opossums, which are native to North America, also exhibit this fascinating trait. Female opossums have a pouched area where they carry their young after birth. Opossum mothers often give birth to multiple joeys, but due to limited space in the pouched, not all can survive. Those that do manage to find their way into the pouched will cling to their mother’s teats for several weeks, gradually growing stronger before venturing out on their own.The evolutionary advantages of being pouched are significant. This reproductive strategy allows marsupials to adapt to various environmental challenges. For instance, in harsh climates, the ability to keep the young safe in a pouched area increases their chances of survival. Additionally, this method of development allows mothers to remain mobile and forage for food while still caring for their young.In conclusion, the term pouched encapsulates a remarkable adaptation found in marsupials, providing a nurturing environment for their young. The kangaroo, koala, and opossum are just a few examples of how this feature plays a critical role in the survival and development of these species. Understanding the significance of being pouched not only highlights the diversity of life on our planet but also emphasizes the importance of protecting these unique creatures and their habitats.

在动物的广阔而多样的世界中，最迷人的群体之一就是有袋类动物。这些生物以其独特的生殖系统而闻名，幼崽在发育的早期阶段出生，并继续在一个特殊的袋子里成长。这一特征使它们在其他哺乳动物中脱颖而出。术语pouched特指这一特征，它为后代提供了一个保护和滋养的环境。例如，袋鼠、考拉和负鼠都具备这一显著的适应性。袋鼠可能是pouched哺乳动物中最具代表性的例子。当一只小袋鼠，称为乔伊（joey），出生时，它的大小仅约为一颗利马豆。它本能地爬进母亲的pouched腹部，在那里附着在乳头上继续发育。这个过程让乔伊在生长和成熟过程中保持安全。pouched环境为幼崽提供了温暖和保护，防止捕食者的侵害，这对幼崽的生存至关重要。同样，考拉也拥有一个pouched结构，在其繁殖成功中发挥着重要作用。在短暂的妊娠期后，微小的考拉乔伊爬进母亲的pouched继续发育。这种独特的适应性使得乔伊能够吸吮母亲的乳汁，乳汁中富含对其生长至关重要的营养成分。pouched的特性确保这些动物能够在安全的环境中滋养幼崽，直到它们准备好面对外部世界。负鼠是北美特有的动物，也展示了这一迷人的特征。雌性负鼠有一个pouched区域，可以在分娩后携带幼崽。负鼠母亲通常会生下多个乔伊，但由于pouched空间有限，并非所有幼崽都能存活。那些能够成功进入pouched的幼崽将紧紧抓住母亲的乳头数周，逐渐变得更强壮，然后再独自探索外面的世界。成为pouched的进化优势显著。这种生殖策略使有袋类动物能够适应各种环境挑战。例如，在恶劣的气候条件下，能够将幼崽安全地放在pouched区域中可以增加它们的生存几率。此外，这种发育方式使母亲能够保持活动，寻找食物，同时照顾幼崽。总之，术语pouched概括了有袋类动物的一种显著适应性，为幼崽提供了滋养的环境。袋鼠、考拉和负鼠只是这一特征在这些物种生存和发展的关键作用的几个例子。理解作为pouched的意义不仅突显了我们星球生命的多样性，还强调了保护这些独特生物及其栖息地的重要性。