dewlap

简明释义

英[ˈdjuːˌlæp]美[ˈdjʊlæp]

n. 垂肉；胖人喉部鼓出的肥肉；垂皮

英英释义

单词用法

同义词

反义词

例句

1.The right to clench fist and stretched to shoulder height, use left hand holding the right arm below the dewlap.

右手握拳并向外伸展至肩膀的高度，用左手握着右手臂下方的赘肉。

2.The right to clench fist and stretched to shoulder height, use left hand holding the right arm below the dewlap.

右手握拳并向外伸展至肩膀的高度，用左手握着右手臂下方的赘肉。

3.The Clumber should have a long neck with some slackness of throat or presence of dewlap not to be faulted.

克伦伯猎鹬犬拥有较长的颈部，喉咙处皮肤松弛或有赘肉不属于缺陷。

4.They have a short, dark mane, a dewlap hanging from the throat, and long horns twisted in a tight spiral.

有黑色短鬃毛，喉部有下悬的肉垂，长角盘扭成螺旋。

5.The neck is well muscled, moderately arched, and may have moderate dewlap.

脖子富于肌肉，适度的拱型，可有适度赘肉。

6.Throat showing dewlap and folds of skin to a degree termed "throatiness."

喉咙上有赘肉，皮肤松弛达到了“粗喉咙”的程度。

7.Neck is strong, arched and well muscled. There may be some dewlap.

颈部强壮，呈拱型，肌肉发达。可能会有一些赘肉。

8.Faults: Long neck with insufficient muscle. Dewlap very obvious.

缺点：肌肉缺乏的过长的脖子，喉部赘肉极其明显。

9.It has an abundance of hair; a slight dewlap is permissible.

颈部有丰富的毛发，允许有少量赘肉。

10.There may be some dewlap.

可能会有一些赘肉。

11.The lizard displayed its colorful dewlap to attract a mate.

蜥蜴展示了它多彩的垂肉以吸引配偶。

12.During the mating season, male anoles often extend their dewlap to show dominance.

在交配季节，雄性安诺尔蜥蜴常常伸展它们的垂肉以显示统治地位。

13.The bright red dewlap of the iguana is a striking feature of its appearance.

鬣蜥鲜艳的红色垂肉是其外观的一大亮点。

14.Some species of frogs also have a dewlap that they use for communication.

一些青蛙种类也有垂肉，用于交流。

15.The dewlap can help regulate body temperature in reptiles.

对于爬行动物来说，垂肉有助于调节体温。

作文

In the world of biology, there are numerous fascinating adaptations that animals have developed to survive and thrive in their environments. One such adaptation is the presence of a dewlap, which is a flap of skin that hangs beneath the throat of certain species, particularly among reptiles and some birds. The dewlap serves various purposes, from aiding in thermoregulation to playing a significant role in communication during mating rituals. Understanding the function and significance of the dewlap can provide deeper insights into the behaviors and ecological strategies of these animals. For instance, in lizards, the dewlap is often brightly colored and can be extended or retracted at will. This ability allows lizards to display their dewlap during courtship, signaling to potential mates their fitness and genetic quality. The vibrant colors and patterns can attract females while simultaneously deterring rival males. In this context, the dewlap acts as both a visual and a communicative tool, essential for reproductive success. Moreover, the dewlap can also serve as a means of thermoregulation. In hot environments, lizards may extend their dewlap to increase surface area for heat dissipation, helping them maintain their body temperature. This physiological function highlights how the dewlap is not merely a decorative appendage but a crucial adaptation that enhances the lizard's survival in its habitat. Similarly, among certain bird species, the dewlap can play a vital role in attracting mates and establishing territory. For example, the male Anolis lizards are known for their impressive displays of their dewlap, which they use to assert dominance over their territory. The size, color, and movement of the dewlap can convey important information about the male's health and vigor, making it an essential component of their mating strategy. The cultural significance of the dewlap extends beyond biology. In many cultures, the unique features of animals, including the dewlap, inspire art, folklore, and even fashion. The vibrant colors and distinct shapes of the dewlap have been depicted in various artistic forms, symbolizing beauty and uniqueness. This connection between nature and culture illustrates how the dewlap transcends its biological function, becoming a source of inspiration and appreciation in human society. In conclusion, the dewlap is a remarkable feature that showcases the intricate relationship between anatomy, behavior, and environment in the animal kingdom. Its multifunctional role in communication, thermoregulation, and cultural significance underscores the complexity of evolutionary adaptations. By studying the dewlap, we gain valuable insights into the lives of these creatures and the ecosystems they inhabit, reminding us of the beauty and diversity of life on Earth.

在生物学的世界中，动物为了在其环境中生存和繁衍而发展出许多迷人的适应性。其中一种适应性是某些物种下喉部悬挂的皮肤褶皱，称为dewlap。dewlap具有多种用途，从帮助调节体温到在交配仪式中发挥重要的交流作用。理解dewlap的功能和意义可以更深入地了解这些动物的行为和生态策略。 例如，在蜥蜴中，dewlap通常呈现鲜艳的颜色，可以随意伸展或收缩。这种能力使蜥蜴能够在求偶时展示自己的dewlap，向潜在的伴侣发出健康和基因质量的信号。鲜艳的颜色和图案可以吸引雌性，同时威慑竞争的雄性。在这一背景下，dewlap既是视觉工具，也是交流工具，对于繁殖成功至关重要。 此外，dewlap还可以作为热调节的手段。在炎热的环境中，蜥蜴可能会伸展dewlap以增加散热的表面积，帮助它们维持体温。这一生理功能突显了dewlap不仅仅是装饰性附属物，而是增强蜥蜴在栖息地中生存的重要适应性。 同样，在某些鸟类物种中，dewlap在吸引伴侣和建立领地方面也可能发挥重要作用。例如，雄性安诺利斯蜥蜴以其壮观的dewlap展示而闻名，它们用dewlap来宣示对领土的主导地位。dewlap的大小、颜色和运动可以传达关于雄性健康和活力的重要信息，使其成为其求偶策略的关键组成部分。 dewlap的文化意义超越了生物学。在许多文化中，动物的独特特征，包括dewlap，激发了艺术、民间传说甚至时尚。dewlap的鲜艳颜色和独特形状在各种艺术形式中得到了描绘，象征着美丽和独特。这种自然与文化之间的联系表明，dewlap超越了其生物功能，成为人类社会灵感和欣赏的源泉。 总之，dewlap是一个非凡的特征，展示了动物王国中解剖学、行为和环境之间复杂的关系。它在交流、热调节和文化意义上的多功能角色突显了进化适应的复杂性。通过研究dewlap，我们获得了关于这些生物及其栖息地的宝贵见解，提醒我们地球生命的美丽和多样性。