protein

简明释义

英[ˈprəʊtiːn]美[ˈproʊtiːn]

n. 蛋白质，朊

adj. 蛋白质的

复 数 p r o t e i n s

英英释义

单词用法

同义词

反义词

例句

1.Fish protein is the best among them.

其中鱼类蛋白最好。

2.Excluding water, half of the body's weight is protein.

除水之外，体重的一半是蛋白质。

3.Over time, the protein in the eggshell breaks down into its constituent amino acids.

随着时间的推移,蛋壳中的蛋白质分解成其构成成分氨基酸。

4.Do we really need all this supplemental protein?

我们真的需要所有这些补充蛋白质吗？

5.Protein molecules compose all the complex working parts of living cells.

蛋白质分子构成了活细胞所有复杂的工作部件。

6.Hair is made of protein.

头发是由蛋白质构成的。

7.We need protein. You cannot live without protein.

我们需要蛋白质，没有蛋白质你就不能生存。

8.You need more protein to build you up.

你需要更多蛋白质以增强体质。

9.Around 15% of our diet is composed of protein.

我们的饮食中大约有15%的蛋白质。

10.Eating a balanced diet is essential for getting enough protein 蛋白质.

均衡饮食对摄取足够的蛋白质是至关重要的。

11.Many athletes rely on protein 蛋白质 supplements to enhance their performance.

许多运动员依赖蛋白质补充剂来提高他们的表现。

12.Vegetarians can obtain protein 蛋白质 from beans and lentils.

素食者可以通过豆类和扁豆获取蛋白质。

13.The body uses protein 蛋白质 to build and repair tissues.

身体利用蛋白质来构建和修复组织。

14.Eggs are a great source of high-quality protein 蛋白质.

鸡蛋是优质蛋白质的极佳来源。

作文

Protein is an essential macromolecule that plays a crucial role in the structure and function of living organisms. It is composed of long chains of amino acids, which are often referred to as the building blocks of life. The significance of protein (蛋白质) cannot be overstated, as it is involved in nearly every biological process. From muscle contraction to immune response, protein (蛋白质) is a vital component that ensures the proper functioning of our bodies.In our diet, protein (蛋白质) is critical for growth, repair, and maintenance of tissues. Foods rich in protein (蛋白质) include meat, fish, eggs, dairy products, legumes, and nuts. Each source of protein (蛋白质) provides different amino acids, some of which are essential, meaning our bodies cannot synthesize them and must obtain them from food. This highlights the importance of a balanced diet that includes adequate amounts of protein (蛋白质).Moreover, protein (蛋白质) is not just important for physical health; it also plays a role in mental well-being. Certain proteins (蛋白质) are involved in the production of neurotransmitters, which are chemicals that transmit signals in the brain. For instance, the amino acid tryptophan is a precursor to serotonin, a neurotransmitter that contributes to feelings of happiness and well-being. Therefore, consuming sufficient amounts of protein (蛋白质) can influence mood and cognitive function.Athletes and fitness enthusiasts often emphasize the importance of protein (蛋白质) in their diets. After intense exercise, protein (蛋白质) helps repair and build muscle tissue, making it essential for recovery and performance improvement. Many athletes turn to protein (蛋白质) supplements, such as whey or plant-based powders, to ensure they meet their daily requirements. However, it is crucial to remember that whole food sources of protein (蛋白质) should form the foundation of any diet, as they provide not only protein (蛋白质) but also other essential nutrients.Despite its many benefits, it is possible to consume too much protein (蛋白质). Excessive intake can lead to health issues such as kidney damage, dehydration, and nutrient imbalances. Therefore, moderation is key, and individuals should aim for the recommended dietary allowance (RDA) of protein (蛋白质), which varies based on factors like age, sex, and activity level. Consulting with a healthcare professional or a registered dietitian can help tailor protein (蛋白质) intake to individual needs.In conclusion, protein (蛋白质) is a vital macronutrient that supports numerous functions within the body. Its role in growth, repair, and overall health cannot be ignored. By incorporating a variety of protein (蛋白质) sources into our diets, we can ensure we meet our nutritional needs and support our physical and mental well-being. Understanding the importance of protein (蛋白质) allows us to make informed dietary choices that benefit our health in the long run.

蛋白质是一种必不可少的大分子，在生物体的结构和功能中发挥着至关重要的作用。它由长链氨基酸组成，氨基酸通常被称为生命的构件。蛋白质（protein）的重要性不容小觑，因为它参与几乎每一个生物过程。从肌肉收缩到免疫反应，蛋白质（protein）是确保我们身体正常运作的重要成分。在我们的饮食中，蛋白质（protein）对于生长、修复和维护组织至关重要。富含蛋白质（protein）的食物包括肉类、鱼类、鸡蛋、乳制品、豆类和坚果。每种蛋白质（protein）来源提供不同的氨基酸，其中一些是必需的，这意味着我们的身体无法合成它们，必须通过食物获取。这突显了均衡饮食的重要性，确保摄入足够的蛋白质（protein）。此外，蛋白质（protein）不仅对身体健康重要；它还在心理健康中发挥作用。某些蛋白质（protein）参与神经递质的产生，神经递质是大脑中传递信号的化学物质。例如，氨基酸色氨酸是血清素的前体，血清素是一种有助于快乐和幸福感的神经递质。因此，摄入足够的蛋白质（protein）可以影响情绪和认知功能。运动员和健身爱好者常常强调饮食中蛋白质（protein）的重要性。在剧烈运动后，蛋白质（protein）有助于修复和建立肌肉组织，使其对恢复和提高表现至关重要。许多运动员转向蛋白质（protein）补充剂，如乳清或植物基粉末，以确保满足每日需求。然而，必须记住，完整食品来源的蛋白质（protein）应构成任何饮食的基础，因为它们不仅提供蛋白质（protein），还提供其他必需营养素。尽管有许多好处，但摄入过多的蛋白质（protein）也是可能的。过量摄入可能导致健康问题，如肾损伤、脱水和营养失衡。因此，适度为关键，个人应目标达到推荐的饮食摄入量（RDA）蛋白质（protein），该量因年龄、性别和活动水平而异。咨询医疗专业人员或注册营养师可以帮助根据个人需要调整蛋白质（protein）摄入。总之，蛋白质（protein）是一种重要的宏观营养素，支持身体内的众多功能。它在生长、修复和整体健康中的作用不容忽视。通过将各种蛋白质（protein）来源纳入我们的饮食，我们可以确保满足营养需求，支持我们的身体和心理健康。理解蛋白质（protein）的重要性使我们能够做出有益于长期健康的明智饮食选择。