flavonols的音標為：[?fl?v?n?lz]；基本翻譯為“黃酮醇”，速記技巧為：flavonoid group（黃酮醇類）。

Flavonols是黃酮醇類的總稱，其英文詞源可以追溯到希臘語或拉丁語，具體來說，flavon（黃酮）和-ol（醇）的組合。

變化形式：在英語中，flavonols通常以復數形式flavonols出現。

相關單詞：

1. flavonoid：一個與flavonols相關的詞，意思是“黃酮類的”。這個詞是由flavon（黃酮）和-oid（類似…的）組成的。

2. quercetin：一個常見的flavonols，它是一種強力的抗氧化劑，也被稱為“槲皮素”。它的名字來源于拉丁詞源“quercus”（櫟樹），與flavonols的詞源相似。

3. catechin：一種與flavonols相關的多酚，也被稱為“兒茶素”。它的名字來源于拉丁詞“catechu”，意為“茶”。

4. anthocyanins：一種與flavonols相關的色素，也被稱為“花青素”。它的名字來源于希臘語“anthos”（花）和“cyanos”（藍色）。

舉例來說，quercetin具有許多健康益處，包括抗炎、抗氧化和抗癌特性。它在自然界中通常以糖苷的形式存在，可以通過酶解或酸解來釋放。這些特性使得它成為許多食品和飲料中常用的添加劑。

至于flavonols對健康的影響，研究表明它們可以降低患心血管疾病的風險，并可能有助于預防某些癌癥。此外，flavonols在植物性食物中的存在使其成為營養學的一個重要組成部分。總的來說，flavonols在食品科學和營養學中具有重要意義。

Flavonols常用短語：

1. Flavonols in tea - 茶中的黃酮醇

2. Flavonols in fruits - 水果中的黃酮醇

3. Flavonols in vegetables - 蔬菜中的黃酮醇

4. Flavonols in wine - 葡萄酒中的黃酮醇

5. Flavonols and health - 黃酮醇與健康

6. Flavonols and antioxidant activity - 黃酮醇與抗氧化活性

7. Flavonols and flavonoid content - 黃酮醇與黃酮類化合物含量

雙語例句：

1. Flavonols are important nutrients that have been shown to have numerous health benefits. (黃酮醇是重要的營養物質，已被證明具有多種健康益處。)

2. The consumption of fruits and vegetables is associated with a reduced risk of chronic diseases due to their high content of flavonols. (由于水果和蔬菜中黃酮醇含量高，食用水果和蔬菜與降低慢性疾病風險有關。)

3. Wine made from grapes rich in flavonols has been shown to have antioxidant properties that can help protect against diseases such as heart disease and cancer. (研究表明，用富含黃酮醇的葡萄釀制的葡萄酒具有抗氧化特性，有助于保護免受心臟病和癌癥等疾病的影響。)

英文小作文：

Flavonols are a type of nutrient that is found in many foods and beverages, including tea, fruits, vegetables, and wine. They are a type of flavonoid that have been shown to have numerous health benefits, including reducing the risk of chronic diseases such as heart disease and cancer.

In addition to their antioxidant properties, flavonols may also have anti-inflammatory effects that can help reduce pain and swelling after injury or surgery. They may also help regulate blood sugar levels and protect against damage to cells caused by free radicals.

Therefore, incorporating flavonols into your diet through the consumption of foods and beverages that are rich in flavonols can be beneficial for overall health and well-being.