countdown

countdown的音标是[ˈkaʊntˌdaʊn]；基本翻译是倒计时；速记技巧是可以用字母或符号快速记忆。

Countdown这个词的词源可以追溯到法语词汇“compter”（计数）和“le temps”（时间）。它最初是在英语中使用，用来表示倒计时的时间。

变化形式：countdown在英语中是一个动词和名词，作为动词时，它的过去式和过去分词是counted或counted down，现在分词是counting down。作为名词时，它的复数形式是countdowns。

相关单词：与countdown相关的单词包括counter（计数器）、count（计数）、countable（可计数的）、uncountable（不可计数的）、counting（计数）、countless（无数的）等。这些单词都与计数和时间有关。

具体解释为：计数器是用来计数的工具，计数是指对物品或事件进行数量上的计算，可计数的物品通常是可以用数量衡量的；而不可计数的是无法用数量衡量的物品或事件。在倒计时过程中，时间不断地被减少，因此与时间相关的单词如time-limited（有时间限制的）、time-out（暂停）等也与countdown有关。此外，countdown还可以引申为一种心理状态，表示一种紧张、期待、焦虑的情绪状态。

常用短语：

1. countdown the minutes until the party starts

2. countdown the days until vacation

3. countdown the hours until bedtime

4. countdown the seconds until the goal is scored

5. countdown the weeks until graduation

6. countdown the months until our wedding

7. countdown the years until retirement

例句：

1. We are countingdown the minutes until we can go on vacation.

2. I am countingdown the days until I can see my family again.

3. Time is flying by so quickly, I can hardly believe it"s already time for bed.

4. The game is coming to a countdown, and I am ready to score my goal!

5. The weeks are flying by and soon it will be time for my final exams.

6. I can"t wait to say "I do" and start our new life together, countdown to the wedding, please!

7. The years have gone by so quickly, and now I"m ready to retire and enjoy my golden years.

英文小作文：

Time is a precious gift that we all have, and it flies by so quickly. We often find ourselves countingdown the moments until we reach our goals or events that we are looking forward to. Whether it"s a vacation, a wedding, or retirement, we find ourselves countingdown the days, weeks, months, or years until we can experience the joy of reaching our dreams.

However, time is also a gift that we should cherish every moment of every day. We should live in the moment and appreciate all the small moments that make up our lives. When we do this, we will find that life is full of joy and happiness, even in the midst of challenges and difficulties. So, instead of just countingdown the moments until our goals, let"s also make sure to live every moment to the fullest and appreciate every second of our lives.