V2EX carbohydrates

Carbohydrates

定义 Definition(中文)

carbohydrates(碳水化合物/糖类)指一类主要由碳、氢、氧组成的营养物质,是人体重要的能量来源,常见于谷物、米面、土豆、水果、糖等食物中。(更广义上也可指化学中的“糖类”及其聚合物,如淀粉、纤维素。)

发音 Pronunciation(IPA)

/krbohadrets/

例句 Examples

I try to eat fewer carbohydrates at dinner.
我尽量在晚餐少吃碳水化合物。

Although carbohydrates are often blamed for weight gain, the type and amount you eat matter more than cutting them out completely.
虽然碳水化合物常被认为会导致发胖,但更关键的是你摄入的种类和数量,而不是把它们完全戒掉。

词源 Etymology(中文)

carbohydrate 来自 carbo-(与“碳”有关,源自拉丁语 carbo “煤/炭”)+ hydrate(“水合物/含水物”,与希腊语 hydor “水”相关)。早期化学上认为这类化合物可近似表示为“碳 + 水”的组合(例如某些糖类经验式近似为 C(HO)),因此得名。carbohydrates 是其复数形式,常用于营养学语境。

相关词 Related Words

文学与著作 Literary Works(出现示例)

  • On Food and Cooking: The Science and Lore of the Kitchen Harold McGee
  • The Omnivore’s Dilemma Michael Pollan
  • In Defense of Food Michael Pollan
  • Good Calories, Bad Calories Gary Taubes
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