longicorn

简明释义

英[ˈlɒndʒɪˌkɔːn]美[ˈlɑndʒəˌkɔrn]

n. 天牛

adj. 天牛科的；有长触角的

英英释义

单词用法

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例句

1.Longicorn beetles are a group of important pests of forest, ornamental and fruit trees.

天牛是鞘翅目中为害林木、园林绿化树木和果树的一类重要钻蛀性害虫。

2.The growth and development of longicorn larvae were obviously affected by different tree species.

不同树种对天牛幼虫的生长发育影响十分显著。

3.The spread of the disaster caused by longicorn beetle has not only endangered forestry, but also become a menace to the Yellow River agriculture which largely depends on ecological environment.

近年来，宁夏天牛蔓延成灾，危及林业，对依托于生态环境的黄河农业已构成威胁。

4.The method for extraction genomic DNA from insect sample, such as ants, longicorn beetles and grasshoppers, which stored in formalin or 75% ethanol for 2~4 weeks, is described.

以蚂蚁、天牛、蝗虫等昆虫为实验材料，建立了75%酒精常温浸泡密封保存和福尔马林常温浸泡密封保存昆虫样品2~4周后进行全基因组DNA提取的方法。

5.The experiment aims to investigate the occurrence and harm of longicorn (Anoplophora chinensis Forster ) to orange orchards, and to find out the methods of controlling longicorn.

在柑桔园，通过对星天牛的发生规律和危害特点的系统调查和研究，找出了防治星天牛危害柑桔树的具体方法。

6.The spread of the disaster caused by longicorn beetle has not only endangered forestry, but also become a menace to the Yellow River agriculture which largely depends on ecological environment.

近年来，宁夏天牛蔓延成灾，危及林业，对依托于生态环境的黄河农业已构成威胁。

7.The longicorn family includes some of the largest beetles in the world.

长角虫家族包括世界上最大的甲虫之一。

8.In the rainforest, you can find various species of longicorn that thrive in the humid environment.

在雨林中，你可以找到各种适应潮湿环境的长角虫物种。

9.The vibrant colors of the longicorn attract many collectors and entomologists.

这些长角虫的鲜艳色彩吸引了许多收藏家和昆虫学家。

10.The longicorn beetle is known for its exceptionally long antennae.

这种长角虫以其异常长的触角而闻名。

11.Researchers are studying the mating habits of longicorn to understand their reproductive strategies.

研究人员正在研究长角虫的交配习性，以了解它们的繁殖策略。

作文

In the vast world of entomology, there exists a fascinating group of insects known as the longicorn beetles. The term longicorn refers to a specific family of beetles characterized by their exceptionally long antennae, which can often be longer than their bodies. These remarkable features not only make them visually striking but also serve an important purpose in their survival and reproduction. 长角虫的这个术语特指一类以其异常长的触角而闻名的甲虫。它们的触角通常比身体还要长，这种独特的外观不仅使它们在视觉上引人注目，同时也在它们的生存和繁殖中发挥着重要作用。The diversity within the longicorn family is astounding. There are over 20,000 species of these beetles, each exhibiting a unique combination of colors, sizes, and habitats. Some species thrive in forests, while others are found in grasslands or even urban areas. This adaptability allows them to occupy various ecological niches, making them an essential part of their respective ecosystems. 长角虫家族内的多样性令人惊叹，超过20,000种的甲虫，每种都展现出独特的颜色、大小和栖息地。有些物种在森林中繁衍生息，而另一些则生活在草原甚至城市地区。这种适应能力使它们能够占据各种生态位，成为各自生态系统中不可或缺的一部分。One of the most intriguing aspects of longicorn beetles is their life cycle. Like many insects, they undergo complete metamorphosis, which includes four distinct stages: egg, larva, pupa, and adult. The larval stage is particularly interesting because many longicorn larvae are wood-borers, meaning they live inside decaying or dead wood. This behavior plays a crucial role in the decomposition process, helping to recycle nutrients back into the ecosystem. 长角虫甲虫最引人入胜的一个方面是它们的生命周期。与许多昆虫一样，它们经历完全变态，包括四个不同的阶段：卵、幼虫、蛹和成虫。幼虫阶段尤其有趣，因为许多长角虫幼虫是木材蛀虫，意味着它们生活在腐烂或死去的木材内部。这种行为在分解过程中发挥着至关重要的作用，帮助将养分回收到生态系统中。Moreover, the long antennae of longicorn beetles are not just for show; they are sensory organs that help these insects navigate their environment and find mates. The length and shape of their antennae can vary significantly between species, and researchers believe that these variations may play a role in sexual selection. Males with longer or more elaborate antennae may be more attractive to females, thereby increasing their chances of reproduction. 此外，长角虫甲虫的长触角不仅仅是为了展示；它们是帮助这些昆虫探索环境和寻找配偶的感官器官。触角的长度和形状在不同物种之间可能有显著差异，研究人员认为这些差异可能在性选择中起着作用。触角更长或更华丽的雄性可能对雌性更具吸引力，从而增加它们繁殖的机会。In conclusion, the world of longicorn beetles is a testament to the incredible diversity and adaptability of nature. Their unique physical characteristics, fascinating life cycles, and ecological roles highlight the importance of studying these insects. Understanding the biology and behavior of longicorn beetles can provide insights into broader ecological processes and contribute to our overall knowledge of biodiversity. 总之，长角虫甲虫的世界证明了自然界的惊人多样性和适应能力。它们独特的身体特征、迷人的生命周期以及生态角色突显了研究这些昆虫的重要性。理解长角虫甲虫的生物学和行为可以为更广泛的生态过程提供见解，并有助于我们对生物多样性的整体认识。