gerontic的音標為[d???r?n?k] ，基本翻譯為“老年人的；老年的”，速記技巧為：ger-on-tic，ger表示“老年的”，on-tic表示“的”。

Gerontic這個詞源于希臘語，表示與老年相關的。它的變化形式包括形容詞gerontic（與老年有關的）和名詞gerontion（老年人）。

相關單詞有：

1. Elderly：這個詞直接源自拉丁語，表示年長的人或老年人。

2. Aged：這個詞源自拉丁語，表示年齡大的，通常指老年人的狀態。

3. Senile：這個詞源于拉丁語，表示與老年有關的，通常指因年齡增長而產生的癥狀或行為變化。

4. Geriatric：這個詞源自希臘語，表示關于老年人的，用于描述與老年人相關的醫學、健康和行為研究。

5. Gerontology：這個詞源自希臘語和詞根-logia（學科），表示老年學的學科，通常指研究老年人的科學。

6. Elder：這是一個詞源復雜的單詞，可以指代年長的人或長輩，有時也用于指代老年人。

7. Matriarch：這個詞源自希臘語，表示女家長或年長的女性，通常指在家庭或社群中具有權威和影響力的老年人。

8. Geriatrician：這是一個專業術語，表示專門研究老年醫學的醫生。

9. Gerontomancy：這個詞源自希臘語和詞根-mancy（預測），表示通過觀察老年人來預測未來的行為或趨勢。

10. Gerontocracy：這個詞源自希臘語，表示由老年人統治的政府或社會，通常指代一個老年人在決策中具有重要影響的群體。

以上這些單詞都與老年有關，涵蓋了年齡、健康、社會地位等多個方面。

常用短語：

1. ageing population

2. longevity

3. geriatric assessment

4. geriatric care

5. geriatric depression

6. dementia

7. Alzheimer"s disease

例句：

1. The government is facing challenges in dealing with an ageing population.

2. Longevity has brought about changes in people"s lifestyles.

3. Geriatric assessments are crucial for providing appropriate care.

4. Geriatric care is a complex issue that requires careful planning.

5. Depression is a common geriatric condition that needs to be addressed.

6. Dementia and Alzheimer"s disease are serious conditions that affect older people.

7. The elderly need to be taken care of with respect and compassion.

英文小作文：

As people age, they face various health issues, including dementia and Alzheimer"s disease. These conditions can have a significant impact on individuals and their families, making it important to provide proper care and support. At the same time, ageing populations present challenges for governments and healthcare systems, as they need to ensure that resources are allocated effectively to meet the needs of an aging population. Through better understanding of these issues and providing appropriate care, we can help older people live fulfilling lives and contribute to a healthier society overall.