英语释义

1. a chemical element or substance (such as potassium or protein) that is essential in relatively large amounts to the growth and health of a living organism — compare micronutrient

2. a substance (as a protein, carbohydrate, or fat) required in relatively large quantities for growth, energy, and health — compare micronutrient

片语

macronutrient accumulation养分吸收

macronutrient solution常量营养

macronutrient elements大量营养元素

macronutrient cycle大营养环

macronutrient macroelement多量养分

dynamic change of macronutrient养分动态

acceptable macronutrient distribution ranges宏量营养素可接受范围

Calculating energy and macronutrient requirements能量与巨量营养素的计算

英汉例句

• carbohydrates are a type of macronutrient found in many foods and beverages.

  碳水化合物是一种存在与许多事物和饮料中的主要营养素。

• the optimal macronutrient composition of the diet in diabetes has not yet been established.

  糖尿病的最佳饮食搭配尚未明确。

• the serving sizes of the foods in each list (starches, fruits, milks, vegetables, meats and fats) reflect the mean macronutrient and energy values for each of the groups in this database.

  每个列表中的食物的列项（如淀粉类、水果类、乳制品、蔬菜类、肉类和脂肪）反映了数据库中的每种组群食品的主要营养素和能量值。

• the result showed that the successful rooting system was closely related to the concentration of macronutrient of ms medium, auxin concentration and developing state of the explant.

  结果表明，培养基中无机盐浓度、外源激素水平、种类以及外植体的发育状况等对试管嫩茎生根具有明显影响。