dextrose

美 { "us": "", "uk": "" }
英 { "us": "", "uk": "" }
数据源: ai_enrichment
Dextrose是一种单糖,化学式为C6H12O6,是葡萄糖的右旋异构体,常用于食品、医药和工业领域作为甜味剂或能量来源。

用法要点

句型搭配

Dextrose通常作为不可数名词使用,表示物质本身,常见于描述成分、添加物或化学性质的句子中。

• contains dextrose
• add dextrose to
• dextrose is used in

介词用法

与dextrose搭配的常见介词包括in(表示在某种产品中)、with(表示伴随使用)和for(表示用途),用于说明其应用场景。

• dextrose in sports drinks
• mix with dextrose
• dextrose for energy

语域说明

Dextrose属于科技和医学语域,在学术论文、产品标签和医疗文档中常见,日常口语中较少使用,通常用glucose或sugar代替。

• medical dextrose solution
• dextrose monohydrate in chemistry
• dextrose on food labels

基础例句

This energy drink contains dextrose to help you recover faster after exercise.

这款能量饮料含有右旋糖,能帮助你在运动后更快恢复。

I add a little dextrose to my homemade sports gel for extra energy.

我在自制的运动凝胶里加了一点右旋糖,以提供额外能量。

The doctor recommended a dextrose solution for the patient who needed quick hydration.

医生为需要快速补水的患者推荐了右旋糖溶液。

高级例句

In pharmaceutical formulations, dextrose is often used as an excipient to stabilize active ingredients.

在药物配方中,右旋糖常被用作辅料,以稳定活性成分。

The study compared the glycemic index of dextrose versus sucrose in diabetic patients.

这项研究比较了右旋糖和蔗糖在糖尿病患者中的血糖指数。

Our company sources high-purity dextrose for use in food processing and beverage production.

我们公司采购高纯度右旋糖,用于食品加工和饮料生产。

高频搭配

verb

contain dextroseadd dextroseuse dextroseproduce dextrosedissolve dextrose

adjective

pure dextroseliquid dextrosecrystalline dextrosemedical dextrosefood-grade dextrose

noun

dextrose solutiondextrose powderdextrose leveldextrose contentdextrose injection

adverb

commonly dextroseprimarily dextrosechemically dextrose

preposition

dextrose indextrose withdextrose fordextrose asdextrose from

phrase

dextrose monohydratedextrose equivalentdextrose intolerancedextrose tolerance testdextrose syrup

常见错误

❌ 错误:I eat dextrose every day as a snack.
✓ 正确:I consume dextrose in energy bars or drinks as needed.

错误在于将dextrose当作普通零食食用,它通常作为添加剂存在于产品中,而非独立食品;正确用法应描述其在特定产品中的使用。

❌ 错误:Dextrose is same as sugar, so I use it for baking.
✓ 正确:Dextrose is a type of sugar, but it's often used in specific applications like medical or sports nutrition.

错误在于过度简化,将dextrose等同于普通糖;正确用法需说明它是糖的一种,但用途更专业,常用于医疗或运动领域。

近义词辨析

glucose

Glucose是葡萄糖的通用术语,包括左旋和右旋形式,而dextrose特指右旋葡萄糖,在化学和工业语境中更精确。

In biochemistry, glucose refers to the sugar molecule, but dextrose specifies the dextrorotatory form used in injections.

sucrose

Sucrose是蔗糖,由葡萄糖和果糖组成,而dextrose是纯葡萄糖;dextrose吸收更快,常用于医疗或能量补充。

Sucrose is common table sugar, but dextrose is preferred in IV fluids for rapid energy delivery.