boa

简明释义

英[ˈbəʊə]美[ˈboʊə]

n. [脊椎]蟒蛇；女用围巾；蟒形联合浮动汇率

n. （Boa）人名；（葡）博阿；（缅）波

复 数 b o a s

英英释义

单词用法

同义词

反义词

例句

1.This is a distinct morph of boa constrictor.

这是一个独特的形态的博阿压缩。

2.In these cases, the "constrictor" and "sapiens" are the species names, and "boa" and "homo" are the genus names.

在这些案例中，“大蟒”和“智人”是种名，“蟒属”和“人属”是一个属名。

3.This gigantic boa constrictor, like a snake, lived 60 million years ago in what is now northern Colombia.

6千万年前，这种类似于蟒的巨蛇生活在现在的哥伦比亚北部。

4.The snake has been named Silver Boa because it is metal-colored and the first specimen found was climbing a silver palm tree.

这条蛇被命名为银蟒，因为它呈金属色，并且第一个被发现的标本当时正在爬一棵银色棕榈树。

5.The bailout makes BoA the biggest recipient of taxpayer money next to Citigroup.

这项紧急援助使得美国银行成为这笔纳税人的资金的最大受益者，仅次于花期集团。

6.A young boa constrictor bides its time on another bloom; the snake cares little for Ochroma nectar but wouldn't pass up a meal of hummingbird.

一只小蟒蛇在另一朵花上等待时机；蛇对蜜汁不感兴趣，但不愿放弃一顿蜂鸟餐。

7.One seems to hear the bones of the victim crack under the grasp of a boa-constrictor.

听众似乎听到了受害人的骨头被蟒蛇一般的凶手勒住，正在嘎嘎作响。

8.The British Olympic Association (BOA) has said that to earn a slot, a team must be capable of "a credible performance".

英国奥运协会（BOA）声称，队伍要拿得出“可信的成绩”才能取得参赛席位。

9.She wore a beautiful boa to the party.

她在派对上穿了一条美丽的围巾。

10.The magician pulled a long boa out of his hat.

魔术师从他的帽子里拉出了一条长蛇。

11.The exotic pet store had a large boa constrictor on display.

那家异国宠物店展示了一条大型的蟒蛇。

12.He wrapped the boa around his neck for warmth.

他把围巾缠绕在脖子上以保暖。

13.At the costume party, she chose a feathered boa as her accessory.

在化妆舞会上，她选择了一条羽毛围巾作为配饰。

作文

The Amazon rainforest is home to a diverse range of wildlife, including many fascinating reptiles. One such creature that captures the imagination of many is the boa. The term boa refers to a family of non-venomous snakes known for their impressive size and strength. These snakes are often characterized by their beautiful patterns and colors, which help them blend into their natural surroundings. In this essay, I will explore the characteristics, habitat, and significance of the boa in the ecosystem. First and foremost, it is essential to understand the physical attributes of the boa. Adult boas can grow to impressive lengths, sometimes exceeding ten feet. Their bodies are muscular and robust, allowing them to constrict their prey effectively. The most well-known species is the green boa, which boasts vibrant green scales that provide excellent camouflage among the leaves of the rainforest. Additionally, boas possess heat-sensing pits located along their jaws, enabling them to detect warm-blooded animals even in the dark. This adaptation is crucial for hunting, as it allows them to locate prey with precision. Regarding their habitat, boas thrive in tropical environments, particularly in the dense foliage of rainforests. They are primarily arboreal, meaning they spend much of their time in trees, where they can easily ambush unsuspecting prey. However, boas are also comfortable on the forest floor, where they hunt small mammals, birds, and even reptiles. Their ability to adapt to various habitats within the rainforest makes them successful predators. The ecological role of the boa is significant. As apex predators, they help maintain the balance of their ecosystem by controlling the populations of their prey. Without boas, certain species could overpopulate, leading to a cascade of negative effects on the environment. Furthermore, boas are also prey for larger animals, such as jaguars and eagles, contributing to the food web dynamics. In addition to their ecological importance, boas hold cultural significance in various societies. Many indigenous tribes in South America view the boa as a symbol of strength and resilience. They often feature boas in their folklore and traditional stories, highlighting the snake's majestic presence in their culture. Furthermore, the beauty of the boa has made it a popular subject in art and literature, inspiring countless works throughout history. However, despite their importance, boas face numerous threats due to habitat destruction and illegal wildlife trade. Deforestation for agriculture and urban development has led to significant habitat loss, putting many species at risk. Conservation efforts are crucial to protect these magnificent creatures and their habitats. Organizations dedicated to wildlife preservation are working tirelessly to raise awareness and implement strategies to ensure the survival of boas and other endangered species. In conclusion, the boa is a remarkable creature that plays a vital role in the Amazon rainforest ecosystem. Its unique physical characteristics, adaptability, and cultural significance make it a fascinating subject of study. As we continue to learn more about these incredible snakes, it is imperative that we take action to protect their habitats and ensure their survival for future generations. The boa is not just a snake; it is a symbol of the rich biodiversity that our planet holds, deserving of respect and protection.

亚马逊雨林是许多野生动物的家园，包括许多迷人的爬行动物。其中一种引人入胜的生物是boa。术语boa指的是一种无毒蛇类，以其令人印象深刻的体型和力量而闻名。这些蛇通常以其美丽的图案和颜色为特征，帮助它们融入自然环境。在这篇文章中，我将探讨boa的特征、栖息地和在生态系统中的重要性。首先，了解boa的身体特征至关重要。成年boa可以长到令人印象深刻的长度，有时超过十英尺。它们的身体肌肉发达，强壮有力，使它们能够有效地勒死猎物。最著名的物种是绿色boa，它拥有鲜艳的绿色鳞片，在雨林的树叶中提供了出色的伪装。此外，boa的下颌部位有热感应凹陷，使它们能够在黑暗中检测到温血动物。这种适应性对狩猎至关重要，因为它使它们能够精确地找到猎物。关于它们的栖息地，boa在热带环境中繁荣生长，尤其是在雨林的茂密树叶中。它们主要生活在树上，这意味着它们大部分时间都待在树上，能够轻松伏击毫无防备的猎物。然而，boa也很适合在森林地面上活动，在那里它们捕猎小型哺乳动物、鸟类甚至爬行动物。它们在雨林中适应多种栖息地的能力使它们成为成功的捕食者。作为顶级捕食者，boa在生态系统中的角色非常重要。它们通过控制猎物的数量来帮助维持生态平衡。如果没有boa，某些物种可能会过度繁殖，从而导致对环境产生一系列负面影响。此外，boa也是大型动物（如美洲豹和老鹰）的猎物，促进了食物链的动态。除了生态重要性，boa在各种社会中也具有文化意义。南美的许多土著部落将boa视为力量和韧性的象征。它们常常在民间故事和传统故事中描绘boa，突显这种蛇在其文化中的雄伟存在。此外，由于boa的美丽，它们已成为艺术和文学中受欢迎的主题，激发了历史上无数作品。然而，尽管它们重要，但由于栖息地破坏和非法野生动物贸易，boa面临着许多威胁。农业和城市发展的森林砍伐导致了栖息地的显著丧失，使许多物种处于危险之中。保护工作对于保护这些宏伟生物及其栖息地至关重要。致力于野生动物保护的组织正在不懈努力，提高人们的意识，并实施策略，以确保boa和其他濒危物种的生存。总之，boa是一种非凡的生物，在亚马逊雨林生态系统中发挥着至关重要的作用。它独特的身体特征、适应能力和文化意义使其成为研究的迷人主题。随着我们继续了解这些令人难以置信的蛇类，我们必须采取行动保护它们的栖息地，并确保它们在未来几代中的生存。boa不仅仅是一条蛇；它是我们星球丰富生物多样性的象征，值得尊重和保护。