grazer

简明释义

英[ˈɡreɪzə(r)]美[ˈɡreɪzər]

n. 吃草的动物，食草动物；刮食者

英英释义

单词用法

同义词

反义词

例句

1.Ewan McGregor is in talks to square off against Tom Hanks in "Angels & Demons," Columbia's prequel to "The Da Vinci Code" being directed by Ron Howard and produced by Brian Grazer and John Calley.

伊万·麦克格雷格正在沟通与汤姆·汉克斯出演《天使与魔鬼》一片事宜。 该片是哥伦比亚制作公司拍摄的《达芬奇密码》的前传，由朗·霍华德导演，布莱恩·格雷泽和约翰·卡利制作。

2.Ewan McGregor is in talks to square off against Tom Hanks in "Angels & Demons," Columbia's prequel to "The Da Vinci Code" being directed by Ron Howard and produced by Brian Grazer and John Calley.

伊万·麦克格雷格正在沟通与汤姆·汉克斯出演《天使与魔鬼》一片事宜。 该片是哥伦比亚制作公司拍摄的《达芬奇密码》的前传，由朗·霍华德导演，布莱恩·格雷泽和约翰·卡利制作。

3.The animal would have been a primitive sauropod — a long-necked, four-legged grazer similar to the better known brachiosaurs.

这只恐龙很可能是原始的蜥脚类亚目动物——长颈、四条腿的食草动物，类似于我们较为熟悉的腕足类恐龙。

4.Our maze is grown out of hay grazer, the stuff hay bales are made out of.

Laurie解释到：“我们的迷宫是用牧食生物的干草捆起来做成的。”

5.The cow is a common type of grazer 吃草动物 found on farms.

奶牛是农场上常见的grazer 吃草动物。

6.In the savannah, many animals are grazers 食草动物 that feed on grass.

在草原上，许多动物是grazers 食草动物，以草为食。

7.She noticed that the grazer 吃草动物 was more active during the early morning.

她注意到这只grazer 吃草动物在清晨更活跃。

8.A healthy ecosystem supports various grazers 食草动物 and predators.

一个健康的生态系统支持各种grazers 食草动物和捕食者。

9.The park is home to several species of grazers 食草动物, including deer and rabbits.

这个公园里有几种grazers 食草动物，包括鹿和兔子。

作文

In the vast expanse of the African savanna, one can observe a diverse range of wildlife. Among these animals, the grazer (食草动物) plays an essential role in maintaining the ecosystem. Grazers are herbivorous animals that feed primarily on grass and other low-lying vegetation. This feeding behavior not only sustains their own lives but also influences the health of the grasslands they inhabit. In this essay, we will explore the significance of grazers (食草动物) in the ecosystem, their adaptations, and the challenges they face in a rapidly changing environment. Firstly, grazers (食草动物) contribute to the ecological balance by managing plant growth. By consuming large quantities of grass, they prevent overgrowth and promote the growth of new shoots. This process is vital for the regeneration of grasslands, which provide habitat for many other species. For instance, when herds of wildebeest migrate across the plains, their grazing habits create open spaces that allow other plants and animals to thrive. Thus, grazers (食草动物) act as natural landscapers, shaping the environment in ways that benefit the entire ecosystem. Secondly, grazers (食草动物) have developed unique adaptations that enable them to thrive in their habitats. Many of these animals possess specialized digestive systems that allow them to break down tough plant fibers efficiently. For example, ruminants like cows and sheep have multiple stomach chambers that facilitate the fermentation of grass, making nutrients more accessible. Additionally, grazers (食草动物) often have strong molars designed for grinding down fibrous plant material. These adaptations not only enhance their survival but also ensure that they can continue to fulfill their role in the ecosystem. However, despite their importance, grazers (食草动物) face numerous threats in today’s world. Habitat loss due to agriculture and urbanization has significantly reduced the areas where these animals can roam freely. Furthermore, climate change poses additional challenges, as shifting weather patterns can alter the availability of food sources. For instance, prolonged droughts can lead to the depletion of grasslands, making it difficult for grazers (食草动物) to find adequate nutrition. Conservation efforts are crucial to protect these animals and their habitats, ensuring that they can continue to play their vital role in the ecosystem. In conclusion, grazers (食草动物) are a fundamental component of the ecological framework. Their grazing habits help maintain the health of grasslands, support biodiversity, and illustrate the intricate connections within ecosystems. As we face ongoing environmental challenges, it is imperative to recognize the value of grazers (食草动物) and advocate for their protection. By understanding their significance, we can work towards a future where both wildlife and humans coexist harmoniously, benefiting from the rich resources our planet has to offer.