betulin

betulin的音标是["betu"lin]，基本翻译是贝特林。速记技巧可以考虑使用词根词缀拆分记忆法，同时注意发音规律。

Betulin这个词来源于希腊语词betylos，意思是“betony”或“白皮松”。它的变化形式包括复数形式“betulins”和过去式形式“betulinated”。

相关单词：

1. Betulinic acid：贝特林酸，是一种存在于松树树脂中的化合物，具有抗癌特性。

2. Betulinaldehyde：贝特茵醛，是一种存在于松树树脂中的化合物，具有抗菌和抗真菌特性。

3. Betulonic acid：贝特林酸甲酯，是一种合成化合物，具有抗癌和抗炎特性。

4. Betulonic acid ester：贝特林酸酯，是一种合成化合物，具有抗癌和抗炎特性。

5. Betulopyranose：贝特林呋喃糖，是一种存在于松树树脂中的糖类。

6. Betulonic acid derivative：贝特林酸衍生物，是一类具有抗癌和抗炎特性的化合物。

7. Betulonic acid esterification：贝特林酸酯化，是一种合成方法，用于制备具有特定生物活性的化合物。

8. Betulonic acid esters of polyhydroxy aldehydes：多羟基醛的贝特林酸酯，是一种具有生物活性的化合物。

9. Betulonic acid esters of polyhydroxy aldehydes with polyfunctional alcohols：多羟基醛与多元醇的贝特林酸酯，是一种具有生物活性的化合物。

10. Betulonic acid esters with polyfunctional alcohols：与多元醇的贝特林酸酯，是一种合成化合物，具有抗癌和抗炎特性。

betulin

常用短语：

1. betulinic acid

2. betulinol

3. betulonal

4. betulonic acid

5. betuline

6. betulonic acid salt

7. betulonoic acid

例句：

1. The chemical structure of betulin is complex and includes a number of functional groups that can be modified to produce various derivatives.

2. Betulin has been shown to have anti-inflammatory and anti-tumor properties.

3. Betulinic acid has been used in the treatment of various diseases, including liver cancer and leukemia.

4. Betulonic acid is a naturally occurring compound that has been shown to have anti-inflammatory and anti-microbial properties.

5. Betulin is a naturally occurring triterpene that is found in many plants and animals.

6. Betuline is a component of the cell walls of fungi and bacteria and has been shown to have anti-microbial properties.

英文小作文：

Betulin is a naturally occurring triterpene that is found in many plants and animals. It has been shown to have a wide range of biological activities, including anti-inflammatory, anti-microbial, and anti-tumor properties. Betulinic acid, a derivative of betulin, has been used in the treatment of various diseases, including liver cancer and leukemia, and has been shown to have potent anti-cancer effects. Betulonic acid, another derivative of betulin, has been shown to have anti-inflammatory and anti-microbial properties, making it an interesting potential therapeutic agent for future research and development. Betulin is also used in cosmetics and other industries due to its moisturizing and anti-aging properties. As we continue to learn more about the biological activities of betulin and its derivatives, we can expect to see their use expand in the future.