V2EX macronutrient

Macronutrient

定义 Definition

Macronutrient(名词)指人体需要大量摄入的营养素,主要包括碳水化合物、蛋白质和脂肪。这三类物质为身体提供能量,维持生命活动所需的基本功能。

发音 Pronunciation

/mkronjutrint/

例句 Examples

Carbohydrates are the most important macronutrient for providing quick energy.
碳水化合物是提供快速能量的最重要的宏量营养素。

A well-balanced diet requires careful attention to the proportion of each macronutrient, as consuming too much fat or too little protein can lead to long-term health problems.
均衡的饮食需要注意每种宏量营养素的比例,因为摄入过多脂肪或过少蛋白质都可能导致长期的健康问题。

词源 Etymology

该词由希腊语前缀 macro-(意为"大的、大量的")与 nutrient(营养素)组合而成。Nutrient 源自拉丁语 nutrire,意为"滋养、喂养"。Macro- 在此表示人体需要"大量"摄入的营养物质,与之对应的是 micronutrient(微量营养素),指人体只需少量摄入的维生素和矿物质。该词在20世纪营养学发展过程中被广泛使用。

相关词汇 Related Words

文学与著作引用 Literary References

  • Michael Pollan 的 In Defense of Food(《为食物辩护》)中详细讨论了宏量营养素的概念,批判了现代营养学将食物简单拆解为营养素的思维方式。
  • T. Colin Campbell 的 The China Study(《中国健康调查报告》)中大量涉及宏量营养素与健康之间关系的研究数据。
  • Marion Nestle 的 Food Politics(《食物政治》)中探讨了宏量营养素标签和饮食指南背后的政治与商业力量。
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