kilocalorie (Kcal)

简明释义

千卡

英英释义

例句

1.The average adult needs about 2,000 kilocalories (Kcal) per day to maintain their weight.

普通成年人每天需要大约2000千卡 (Kcal)来维持体重。

2.One slice of pizza can have around 285 kilocalories (Kcal).

一片披萨大约含有285千卡 (Kcal)。

3.To lose weight, you need to consume fewer kilocalories (Kcal) than you burn.

要减肥，你需要摄入的千卡 (Kcal)少于你消耗的。

4.A medium apple contains about 52 kilocalories (Kcal).

一个中等大小的苹果大约含有52千卡 (Kcal)。

5.A serving of broccoli has only 55 kilocalories (Kcal).

一份西兰花只有55千卡 (Kcal)。

作文

In today's world, where health and fitness have become increasingly important, understanding the concept of kilocalorie (Kcal) is essential. A kilocalorie (Kcal) is a unit of energy that is commonly used to measure the energy content of foods and the energy expenditure of physical activities. It is often referred to simply as a 'calorie' in everyday language, but it is important to note that one kilocalorie (Kcal) is equivalent to 1,000 small calories, which are the amount of energy needed to raise the temperature of one gram of water by one degree Celsius. This distinction is crucial for anyone looking to manage their diet or understand the energy balance in their body.When we consume food, we take in kilocalories (Kcal), which are then used by our bodies to perform various functions, from breathing and digestion to physical activity and maintaining body temperature. Each macronutrient—carbohydrates, proteins, and fats—provides a different number of kilocalories (Kcal) per gram. For example, carbohydrates and proteins provide approximately 4 kilocalories (Kcal) per gram, while fats provide about 9 kilocalories (Kcal) per gram. Understanding these values can be beneficial for individuals looking to balance their diets according to their energy needs.The concept of kilocalorie (Kcal) is also integral to weight management. To lose weight, one must create a caloric deficit, meaning they need to consume fewer kilocalories (Kcal) than they expend. Conversely, to gain weight, one must consume more kilocalories (Kcal) than they burn. This principle forms the foundation of many weight loss programs and dietary guidelines. For instance, if a person requires 2,000 kilocalories (Kcal) to maintain their current weight, consuming 1,500 kilocalories (Kcal) daily could lead to weight loss over time.Moreover, athletes and active individuals often track their kilocalorie (Kcal) intake and expenditure meticulously to optimize performance and recovery. They might use various tools, such as fitness apps or wearable devices, to monitor how many kilocalories (Kcal) they burn during workouts and adjust their nutritional intake accordingly. This approach not only helps in achieving fitness goals but also ensures that they are fueling their bodies adequately to support intense training regimens.In conclusion, the term kilocalorie (Kcal) is more than just a scientific measurement; it plays a vital role in our daily lives, particularly concerning nutrition and fitness. By understanding what a kilocalorie (Kcal) represents and how it affects our bodies, we can make informed choices about our diets and lifestyles. Whether you are trying to lose weight, maintain your current weight, or improve athletic performance, being aware of kilocalorie (Kcal) consumption and expenditure can help you achieve your goals effectively. Therefore, it is imperative to educate ourselves on this topic and incorporate this knowledge into our everyday decisions regarding food and exercise.

在当今世界，健康和健身变得越来越重要，理解千卡路里 (Kcal)的概念是必不可少的。千卡路里 (Kcal)是一种能量单位，通常用于测量食物的能量含量和身体活动的能量消耗。在日常语言中，它常常被简单称为“卡路里”，但需要注意的是，一千卡路里 (Kcal)等于1,000个小卡路里，即将一克水的温度提高一摄氏度所需的能量。这一区别对于任何希望管理饮食或理解身体能量平衡的人来说都是至关重要的。当我们摄入食物时，我们摄入了千卡路里 (Kcal)，这些能量随后被我们的身体用于执行各种功能，从呼吸、消化到身体活动和维持体温。每种大营养素——碳水化合物、蛋白质和脂肪——提供不同数量的千卡路里 (Kcal)。例如，碳水化合物和蛋白质每克提供约4千卡路里 (Kcal)，而脂肪每克提供约9千卡路里 (Kcal)。理解这些数值对希望根据自身能量需求平衡饮食的人非常有益。千卡路里 (Kcal)的概念对于体重管理也至关重要。要减肥，必须创造热量赤字，这意味着需要摄入的千卡路里 (Kcal)少于消耗的热量。相反，要增加体重，必须摄入的千卡路里 (Kcal)多于燃烧的热量。这一原则构成了许多减肥计划和饮食指南的基础。例如，如果一个人需要2,000千卡路里 (Kcal)来维持当前体重，每天摄入1,500千卡路里 (Kcal)可能会导致体重随时间减少。此外，运动员和活跃的人士通常会仔细跟踪他们的千卡路里 (Kcal)摄入和消耗，以优化表现和恢复。他们可能会使用各种工具，如健身应用程序或可穿戴设备，来监测锻炼期间燃烧了多少千卡路里 (Kcal)并相应调整营养摄入。这种方法不仅有助于实现健身目标，还确保他们为支持高强度训练提供足够的能量。总之，千卡路里 (Kcal)这个术语不仅仅是一个科学测量；它在我们的日常生活中扮演着至关重要的角色，特别是在营养和健身方面。通过理解千卡路里 (Kcal)代表的含义以及它如何影响我们的身体，我们可以对饮食和生活方式做出明智的选择。无论你是想减肥、维持当前体重还是提高运动表现，了解千卡路里 (Kcal)的摄入和消耗都可以帮助你有效地实现目标。因此，教育自己关于这一主题并将这知识融入到我们每天的饮食和锻炼决策中是非常重要的。