ursine

简明释义

英[ˈɜːsaɪn]美[ˈɜːrsaɪn]

adj. 熊的，似熊的

英英释义

单词用法

同义词

反义词

例句

1.A few weeks later a better use of beer was discovered by an innocent ursine in the Pacific Northwest.

几周后，美国西北太平洋岸有只无邪的熊，发现了善用啤酒的好方法。

2.A few weeks later a better use of beer was discovered by an innocent ursine in the Pacific Northwest.

几周后，美国西北太平洋岸有只无邪的熊，发现了善用啤酒的好方法。

3.Suspicion still feels after Little Bear listens, go asking ursine father.

小熊听完之后还是感到怀疑，便去问熊爸爸。

4.Accordingly, hare bravery already became ursine bravery substitute.

因此，兔胆已成为熊胆替代品。

5.The ursine species, such as bears, are often found in forested regions.

像熊这样的ursine物种通常生活在森林地区。

6.Researchers studied the ursine behavior to understand their foraging patterns.

研究人员研究了ursine行为以了解它们的觅食模式。

7.In the wildlife documentary, the ursine family was shown fishing for salmon.

在这部野生动物纪录片中，展示了一家ursine家族在捕鱼。

8.The museum had a fascinating exhibit on ursine evolution over the millennia.

博物馆有一个关于ursine进化的迷人展览，展示了数千年来的变化。

9.The ursine characteristics of this animal make it distinct from other mammals.

该动物的ursine特征使其与其他哺乳动物不同。

作文

The natural world is filled with a variety of creatures, each possessing unique characteristics that contribute to the rich tapestry of life on Earth. Among these creatures, the bears stand out not only for their impressive size and strength but also for their fascinating behaviors and adaptations. The term ursine (与熊有关的) is often used to describe anything that relates to bears, and it serves as a reminder of the significant role these animals play in our ecosystems. Bears belong to the family Ursidae and are found in various habitats across the globe, from the icy tundras of the Arctic to the lush forests of North America. They are typically classified into several species, including the American black bear, the grizzly bear, and the polar bear. Each of these species showcases the diversity within the ursine (与熊有关的) family, adapting to their environments in remarkable ways. For instance, the polar bear has evolved to thrive in freezing temperatures, with its thick layer of blubber and dense fur providing insulation against the cold. In contrast, the black bear is more versatile, inhabiting forests, mountains, and even urban areas, demonstrating an incredible ability to adapt to human encroachment. One of the most intriguing aspects of ursine (与熊有关的) behavior is their foraging habits. Bears are omnivorous, which means they consume both plants and animals. This dietary flexibility allows them to thrive in various environments, as they can switch their food sources according to availability. During the summer months, bears often feast on berries, nuts, and other vegetation, while in the fall, they may focus on hunting salmon as they migrate upstream to spawn. This seasonal shift in diet is crucial for their survival, as it helps them build up fat reserves necessary for hibernation during the winter months. Hibernation is another fascinating aspect of ursine (与熊有关的) biology. Unlike true hibernators, bears enter a state known as torpor, where their metabolism slows down significantly, allowing them to conserve energy. During this period, their heart rate drops, and they do not eat, drink, or excrete waste. This adaptation is vital for surviving the harsh winter months when food is scarce. Interestingly, research has shown that bears can wake up from hibernation relatively quickly if disturbed, showcasing their remarkable resilience. The cultural significance of bears cannot be overlooked either. Throughout history, various cultures have revered bears, viewing them as symbols of strength, courage, and wisdom. In Native American traditions, for example, the bear is often seen as a protector and a guide, embodying the spirit of the wilderness. This reverence for ursine (与熊有关的) creatures is reflected in literature, art, and folklore, where bears often play central roles in stories that teach valuable life lessons. In conclusion, the ursine (与熊有关的) family encompasses some of the most fascinating and adaptable creatures on the planet. From their diverse habitats and dietary habits to their unique hibernation patterns and cultural significance, bears continue to captivate our imagination and inspire awe. As we strive to protect these magnificent animals and their habitats, it is essential to recognize the vital role they play in maintaining the balance of our ecosystems and the importance of preserving the natural world for future generations.