eighteenth

eighteenth的音标是[ˈeɪtweɪnθ]，基本翻译是第十八，速记技巧是：eight（八） + eth（十） + 序数词后缀-th。

Eighteenth这个词的词源可以追溯到拉丁语词汇“octavus”，意为“第八”。它的变化形式主要有名词eighteenth和形容词eighth。

相关单词：

eighth：第八，八分之一；

eighthly：第八地，其次；

eighthmate：八分之一；

eighthling：八分之一的人；

eighthroot：八分之一的根；

eighth-hour：八分之一小时；

octave：八度，八重奏；

octuple：八倍的，八角的；

octuple-cross：八角十字架；

octuple-tentacle：八角触手。

这些单词都与“eighteenth”这个单词有着密切的联系，并且可以反映出英语词汇的丰富性和多样性。同时，这些单词也反映了人类对数字和时间的重视，以及在音乐和数学等领域的应用。

例如，“eighth”可以表示音乐的音符之一，也可以表示时间的八分之一。而“octave”则表示音乐的八度，也可以表示八重奏等音乐形式。这些单词的使用和创造都反映了人类对数字和音乐的热爱和探索。

常用短语：

1. eighteenth century

2. on the eighteenth floor

3. eighteenth-century literature

4. in the eighteenth century

5. eighteenth-century philosophy

6. the eighteenth day of the month

7. the eighteenth time around

例句：

1. The painting was painted in the eighteenth century.

2. She lives on the eighteenth floor of the building.

3. The book is a classic of English literature from the eighteenth century.

4. The eighteenth-century philosopher Immanuel Kant is known for his critical thinking.

5. It was the eighteenth time he had been late for work.

6. I"ve been here before on the eighteenth of June.

7. The concert was held on the eighteenth of July.

英文小作文：

Title: The Eighteenth of June

Today, I woke up early and went to the park to enjoy the beautiful sunshine and fresh air. It was the eighteenth of June, a special day for me because it was my birthday. I always remember this day because it was the day when I turned eighteen and became an adult.

On my birthday, I always have a special meal with my family and we watch a movie together. Today, we had a delicious meal and watched a funny movie, which made us all laugh and enjoy ourselves. After dinner, we played some games and had fun together, which was a great way to spend my birthday.

I also remembered that it was the day when I got my driver"s license for the first time. It was a special moment for me because I could finally drive on my own and it was a milestone in my life. I also remember that it was the day when I started my journey to become a successful person in life.

Overall, today was a great day and I felt very happy and content with my life. I hope that every day can be as special as today and that I can keep moving forward in my journey to achieve my goals and dreams.