adulthood

adulthood的音标是[ˌædʌlθəʊθ]，基本翻译是成年期。

速记技巧：记住单词的发音有助于快速记忆。可以将单词发音与中文发音进行联想记忆，例如成年期（adulthood）可以与爱斗图（adult）进行联想，有趣味地记住这个单词。

Adulthood的英文词源是拉丁语adulescens，意为“成年前的”。这个词由adulescens和-ness组成，其中adulescens来自于adulescere，意为“成长，成熟”。

Adulthood的变化形式包括其名词形式adulthood和形容词形式adult。其中，adulthood意为“成年，成人期”，而adult意为“成熟的，成年的”。

相关单词包括：

adult education：成人教育

adult literacy：成人识字率

adult learning style：成人学习方式

adult student：成人学生

adult career development：成人职业生涯发展

adult socialization：成人社会化

adult mental development：成人心智发展

adolescent：青少年，未成年人的

childhood：童年，幼年时期

adolescence：青春期，未成年时期

以上这些单词都与adulthood有着密切的联系，描述了不同年龄段的人在不同的阶段所经历的变化和发展。这些单词的出现和使用也反映了人类对于成长和发展的不断探索和认识。

常用短语：

1. grow up

2. become an adult

3. hit adulthood

4. hit the adulthood

5. adulthood years

6. adulthood life

7. adulthood responsibilities

例句：

1. I grew up in a small town and I"m excited about becoming an adult.

2. She hit adulthood and realized she needed to take more responsibility for her own life.

3. He hit the adulthood and realized he needed to make some changes in his life.

4. In adulthood years, we face new challenges and opportunities.

5. Adult life is full of responsibilities and commitments.

6. She has taken on the responsibilities of adulthood and is doing well.

7. We all have to grow up and take on the responsibilities of adulthood.

英文小作文：

Growing up is a time of change and transition, when we start to take on the responsibilities of adulthood. As we move into adulthood, we face new challenges and opportunities, and we need to be ready to handle them. I remember when I hit adulthood, I started to realize that I needed to take more responsibility for my own life, and I started to make some changes. Now, I am excited about the future and what it holds for me, because I am ready to take on the responsibilities of adulthood and make a difference in the world.