blowhole

简明释义

英[ˈbləʊhəʊl]美[ˈbloʊhoʊl]

n. （鲸、海豚等的）喷水孔；（隧道等的）通风孔；岩石孔穴；[材] 气泡

英英释义

单词用法

同义词

反义词

例句

1.They have one blowhole on top of their head, it's like a human's nostrils.

它们头上有一个气孔，就像人的鼻孔一样。

2.Dolphins breathe use the blowhole.

海豚用头顶的呼吸孔呼吸。

3.By lunchtime, children were tossing rocks at the animal's blowhole while its limp body swayed in the shore break like so much seaweed.

到了午餐的时候，孩子们向动物的喷孔处扔石头，它的疲软的身体在岸边就像很多海藻一样摇摆。

4.The formation reasons of every kind of blowhole was analyzed, and the appropriate preventing methods were intro-duced.

对各种气孔的形成原因进行分析，并介绍相应的防止方法。

5.The whale expelled water from his blowhole.

鲸鱼从鼻孔排出水。

6.They are mammals and breathe through a blowhole on the top of their head.

他们是哺乳动物和呼吸，通过对气孔上方的他们的头部。

7.The area around the blowhole is also particularly sensitive and captive animals often object strongly to being touched there.

在喷水孔周围的这片区域也是特别敏感的，被捕获的动物往往强烈反对被触摸那里。

8.The whale surfaced and blew water through its blowhole, creating a misty spray.

鲸鱼浮出水面，通过它的喷气孔喷出水雾，形成了一道朦胧的喷雾。

9.The guide explained how the blowhole is essential for a whale's breathing process.

导游解释了喷气孔对鲸鱼呼吸过程的重要性。

10.The blowhole allows the whale to exhale and inhale air quickly.

这个喷气孔使鲸鱼能够快速地呼气和吸气。

11.During our boat tour, we were lucky to spot a humpback whale using its blowhole to breathe.

在我们的船上游览中，我们很幸运地看到一只座头鲸通过它的喷气孔呼吸。

12.You can often see the water spout from a whale's blowhole from a distance.

你常常可以从远处看到鲸鱼的喷气孔喷出的水柱。

作文

The ocean is a vast and mysterious place, home to countless species of marine life. Among the most fascinating creatures found in these waters are whales, known for their immense size and intelligence. One of the most remarkable features of these magnificent animals is their ability to communicate and breathe through a specialized opening called a blowhole. The blowhole (喷气孔) serves as the whale's nostrils, allowing it to inhale and exhale air efficiently while swimming just beneath the surface of the water.When a whale surfaces to breathe, it forcefully expels air through its blowhole, creating a spectacular spout of mist that can be seen from a distance. This behavior not only provides the whale with necessary oxygen but also signals its presence to other marine animals and observers. The height and shape of the spout can vary depending on the species of whale; for instance, the spout of a sperm whale can reach impressive heights, marking its territory and showcasing its power.The blowhole is not just a simple opening; it is a complex adaptation that allows whales to thrive in their aquatic environment. Unlike humans, who breathe continuously, whales must come to the surface periodically to breathe, making the blowhole an essential feature for their survival. It is located on the top of their heads, which enables them to take in air while minimizing the amount of time spent at the surface. This adaptation is crucial for avoiding predators and conserving energy while swimming.In addition to its functional purpose, the blowhole plays a significant role in the social interactions of whales. During mating season, males often engage in displays of strength and agility, using their blowhole to produce loud sounds that can carry over long distances. These vocalizations serve as both a means of communication and a way to attract potential mates. Furthermore, the sounds produced by the blowhole can be used to establish dominance among competing males.The study of whales and their blowholes has provided scientists with valuable insights into the behavior and ecology of these incredible creatures. Researchers often use techniques such as photo-identification and acoustic monitoring to track whale populations and understand their migratory patterns. By observing the frequency and intensity of blows from the blowhole, scientists can gather data on the health and well-being of individual whales, as well as their interactions with other species in the ocean.Moreover, the blowhole serves as a reminder of the importance of conservation efforts aimed at protecting marine ecosystems. As human activities continue to threaten the habitats of whales and other marine life, understanding the significance of features like the blowhole becomes increasingly vital. Protecting these majestic creatures ensures that future generations can appreciate their beauty and the critical roles they play in maintaining the balance of our oceans.In conclusion, the blowhole (喷气孔) is much more than a simple anatomical feature; it is a testament to the incredible adaptations of whales that allow them to thrive in their underwater world. From breathing and communication to social interactions and conservation, the blowhole highlights the intricate connections between marine life and their environments. As we continue to explore and learn about the ocean, let us also commit to protecting these magnificent animals and their habitats, ensuring that they remain a vital part of our planet's biodiversity.

海洋是一个广阔而神秘的地方，生活着无数种类的海洋生物。在这些水域中，鲸鱼因其巨大的体型和智慧而受到关注。其中一个最引人注目的特征是它们通过一种特殊的开口进行呼吸，这个开口被称为blowhole（喷气孔）。blowhole作为鲸鱼的鼻孔，使它们能够在水面下高效地吸入和呼出空气。当鲸鱼浮出水面呼吸时，它会通过blowhole强力排出空气，形成一股壮观的水汽喷雾，可以从远处看到。这种行为不仅为鲸鱼提供了必要的氧气，还向其他海洋动物和观察者发出信号。喷雾的高度和形状因鲸鱼的种类而异；例如，抹香鲸的喷雾可以达到令人印象深刻的高度，标志着它的领土并展示其力量。blowhole不仅仅是一个简单的开口；它是一个复杂的适应结构，使鲸鱼能够在水中生存。与人类不同，鲸鱼必须定期浮出水面呼吸，因此blowhole是它们生存的关键特征。它位于头顶上方，使它们能够在尽量减少在水面时间的同时吸入空气。这种适应性对于避免捕食者和节省游泳时的能量至关重要。除了功能目的外，blowhole在鲸鱼的社会互动中也扮演着重要角色。在交配季节，雄性鲸鱼常常通过使用blowhole发出响亮的声音进行力量和敏捷性的展示，这些声音可以传播很远。这些声响不仅是交流的手段，也是吸引潜在伴侣的方式。此外，blowhole发出的声音还可以用来在竞争的雄性之间确立优势。对鲸鱼及其blowhole的研究为科学家提供了宝贵的见解，帮助他们了解这些令人难以置信的生物的行为和生态。研究人员常常使用照片识别和声学监测等技术来追踪鲸鱼种群，并了解它们的迁徙模式。通过观察blowhole的喷发频率和强度，科学家可以收集有关个体鲸鱼健康和福祉的数据，以及它们与其他海洋物种的互动。此外，blowhole提醒我们保护海洋生态系统的重要性。随着人类活动继续威胁鲸鱼和其他海洋生物的栖息地，理解像blowhole这样的特征变得愈加重要。保护这些雄伟的生物确保了未来世代能够欣赏到它们的美丽以及它们在维持我们海洋平衡中所扮演的关键角色。总之，blowhole（喷气孔）不仅仅是一个简单的解剖特征；它是鲸鱼令人难以置信的适应能力的证明，允许它们在水下世界中茁壮成长。从呼吸和交流到社会互动和保护，blowhole突显了海洋生物与其环境之间复杂的联系。当我们继续探索和了解海洋时，让我们也承诺保护这些宏伟的动物及其栖息地，确保它们仍然是我们星球生物多样性的重要组成部分。