healthful

healthful的音标为[ˈhelθful]，基本翻译为“有益健康的；健康的”，速记技巧为“health（健康）+ ful（形容词后缀，…的）”。

Healthful这个词的词源可以追溯到拉丁语和希腊语，意为“有益于健康”或“健康的”。它的变化形式包括其过去式（healthful）和过去分词（healthful），现在分词（healthful）和形容词形式（healthful）。

相关单词：

Health：这个词直接来源于healthful，意为“健康”或“身体健康”。

Unhealth：这个词是由un-和healthful构成的，表示“不健康”或“疾病”。

Healthy：这是health的形容词形式，表示“健康的”或“有益于健康的”。

Healthfulness：这是healthful的名词形式，表示“健康状态”或“有益于健康的事物”。

Wellness：这个词也表示“健康”或“身体健康”，但更强调心理和情感上的健康。

Hygiene：这个词源于希腊语，意为“卫生”或“保持健康的方法”，常用于医学和公共卫生领域。

Salubrious：这个词源于拉丁语，意为“有益于健康的”或“适合居住的”，常用于形容地方的气候或环境。

Vitality：这个词表示“生命力”或“活力”，常用于形容人的身体和精神状态。

Sanity：这个词表示“理智”或“清醒”，常用于形容人的精神状态，与healthful有密切关系。

以上这些单词都与healthful有密切关系，它们在英语中有着不同的含义和用法，但都与健康和保持健康有关。

常用短语：

1. healthful eating habits

2. maintain good health

3. stay healthy

4. healthy lifestyle

5. exercise regularly

6. eat a balanced diet

7. maintain a healthy weight

双语例句：

1. It"s important to have healthful eating habits. (拥有健康饮食习惯很重要。)

2. Regular exercise is essential for maintaining good health. (保持健康，定期锻炼必不可少。)

3. A healthy lifestyle helps us to live longer and stronger. (健康的生活方式有助于我们活得更长久更健康。)

4. Eating a balanced diet and exercising regularly are key to good health. (均衡饮食和定期锻炼是保持健康的关键。)

5. Losing weight healthily is a challenge, but it"s worth it in the long run. (健康减肥是个挑战，但从长远来看，这是值得的。)

英文小作文：

Health is the key to a happy and fulfilling life. To maintain good health, it"s essential to have healthful eating habits and engage in regular exercise. By eating a balanced diet that includes plenty of fruits, vegetables, whole grains, and lean protein, and by exercising regularly, we can maintain a healthy weight and keep our bodies strong and resilient. Additionally, it"s important to avoid unhealthy habits such as smoking and excessive drinking, as these can have a negative impact on our health. By making healthy choices, we can live longer, happier, and more fulfilling lives.