mole

简明释义

英[məʊl]美[moʊl]

n. 鼹鼠；间谍，内奸；痣；（医）胎块，肿瘤；墨西哥辣酱；防波堤，海堤港；（化）摩尔

复 数 m o l e s

英英释义

单词用法

同义词

反义词

例句

1.The Mole heard him saying quietly to himself, "Hullo!"

鼹鼠莫尔听见他轻声自言自语道：“嗨！”

2.A mole can dig at a rate of 3.5m per hour.

鼹鼠在一个小时内能挖3.5米深的洞穴。

3."I should hope so, too," said the Mole confidently.

“我也希望如此。”鼹鼠莫尔自信地说。

4.What the Mole says is quite true.

鼹鼠莫尔说的是真的。

5.Here the Rat nudged the Mole.

说到这里，水鼠兰特用胳膊肘捅了捅鼹鼠莫尔。

6."Of course I am," said the Mole, loyally.

“当然啦。”鼹鼠莫尔忠心耿耿地说。

7.We need to get rid of the mole that is digging up our lawn.

我们需要处理掉那只正在挖我们草坪的鼹鼠。

8.She has a beauty mole on her cheek that everyone admires.

她脸颊上有个美丽的痣，大家都很欣赏。

9.I found a small mole in my garden yesterday.

我昨天在花园里发现了一只小鼹鼠。

10.The scientist studied the genetic makeup of the mole to understand its adaptations.

科学家研究了鼹鼠的基因构成，以了解其适应性。

11.The doctor said that the mole on my back should be checked for any changes.

医生说我背上的痣应该检查一下是否有变化。

作文

In the world of science, the term mole refers to a fundamental unit in chemistry that is used to measure the amount of substance. It is defined as the amount of substance that contains as many elementary entities, such as atoms or molecules, as there are atoms in 12 grams of carbon-12. This definition highlights the significance of the mole in understanding chemical reactions and stoichiometry. For instance, when balancing chemical equations, chemists often use the mole concept to relate the quantities of reactants and products involved in a reaction.One of the most interesting aspects of the mole is its connection to Avogadro's number, which is approximately 6.022 x 10²³. This number represents the number of atoms or molecules in one mole of a substance. Understanding this relationship is crucial for students and professionals in the field of chemistry, as it allows them to convert between mass and the number of particles. For example, if a chemist wants to know how many molecules are in 18 grams of water, they can use the mole concept to find that there are about one mole of water molecules present, since the molar mass of water is approximately 18 grams per mole.Beyond the realm of chemistry, the word mole can also refer to a small burrowing mammal known for its velvety fur and spade-like hands. These creatures are fascinating in their own right, as they play an essential role in soil aeration and pest control. Moles dig extensive tunnel systems underground, which helps to aerate the soil and promote healthy plant growth. Their diet primarily consists of insects and earthworms, making them beneficial for gardeners and farmers alike.When considering the ecological impact of moles, it is important to recognize their role in maintaining the balance of the ecosystem. By controlling insect populations and improving soil structure, moles contribute to a healthier environment. However, they can also be seen as pests by homeowners who may be frustrated by the mounds of dirt they leave behind in gardens and lawns. This duality illustrates the complexity of nature and the importance of understanding the roles different species play in our ecosystems.In conclusion, the word mole encompasses a variety of meanings across different fields. In chemistry, it serves as a vital unit for measuring substances, while in biology, it refers to a small mammal that contributes to soil health. Both definitions highlight the interconnectedness of life and the importance of understanding our natural world. Whether you are studying chemical reactions or observing wildlife in your backyard, the concept of the mole offers valuable insights into the complexities of science and nature. Ultimately, embracing the knowledge surrounding the mole can enhance our appreciation for both chemistry and ecology, reminding us of the delicate balance that sustains life on our planet.

在科学界，术语mole指的是化学中的一个基本单位，用于测量物质的数量。它被定义为包含与12克碳-12中原子数量相等的基本实体（如原子或分子）的物质数量。这个定义突显了mole在理解化学反应和化学计量学中的重要性。例如，在平衡化学方程式时，化学家们常常使用mole的概念来关联反应中反应物和产品的数量。mole最有趣的方面之一是它与阿伏伽德罗常数的联系，约为6.022 x 10²³。这个数字代表着一mole物质中原子或分子的数量。理解这种关系对于化学领域的学生和专业人士至关重要，因为它使他们能够在质量和粒子数量之间进行转换。例如，如果一位化学家想知道18克水中有多少分子，他们可以使用mole的概念来发现大约有一mole的水分子存在，因为水的摩尔质量约为每mole18克。除了化学领域，单词mole还可以指一种小型的土壤掘洞哺乳动物，以其丝滑的毛皮和铲形的手而闻名。这些生物本身就很迷人，因为它们在土壤通气和害虫控制中发挥着重要作用。鼹鼠在地下挖掘广泛的隧道系统，有助于通气土壤并促进植物健康生长。它们的饮食主要由昆虫和蚯蚓组成，使它们对园丁和农民都非常有益。考虑到mole的生态影响，重要的是要认识到它们在维持生态平衡中的作用。通过控制昆虫种群和改善土壤结构，mole有助于创造一个更健康的环境。然而，对于那些可能因它们在花园和草坪上留下的土堆而感到沮丧的房主来说，它们也可以被视为害虫。这种二元性说明了自然的复杂性以及理解不同物种在我们生态系统中所扮演角色的重要性。总之，单词mole在不同领域中包含多种含义。在化学中，它作为测量物质的关键单位，而在生物学中，它指的是一种有助于土壤健康的小型哺乳动物。这两个定义突显了生命的相互联系和理解我们自然世界的重要性。无论您是在研究化学反应还是观察后院的野生动物，mole的概念都为我们提供了对科学和自然复杂性的宝贵见解。最终，接受围绕mole的知识可以增强我们对化学和生态学的欣赏，提醒我们维持地球上生命的微妙平衡。