halfhour

halfhour的音标是[hɑːfˈaʊtə]，基本翻译是半小时，速记技巧是谐音“哈否好特”。

halfhour这个词的词源可以追溯到英语词汇hour，意为“小时”。它是由古英语词源hour演变而来，添加前缀“half”来表示“一半的时间”。

halfhour的变化形式主要有复数形式halfhours，现在分词形式halffour和过去分词形式halffourth。

相关单词：

1. quarter（四分之一）：与halfhour在含义上有所区别，quarter表示的是时间单位，同样来自于英语中的hour词源。

2. half（一半）：最常用的单词，直接来自于halfhour，表示时间的一半。

3. hourglass（沙漏）：一种计时器，也常用来表示时间，与halfhour和quarter都有关联。

4. time（时间）：是最普遍的英语单词之一，词源可以追溯到拉丁语tempus，而tempus则来自于希腊语中的chronos，意为“时间”。

5. minutes（分钟）：来自于英语中的minute词源，同样也与时间有关。

以上这些单词都与时间有关，是英语词汇中与halfhour相关的常见单词，可以用来描述时间的长短和度量。

常用短语：

1. half an hour

2. in half an hour

3. half an hour later

4. half an hour"s time

5. half an hour"s work

6. half an hour"s break

7. half an hour"s journey

例句：

1. We will meet at the bus stop in half an hour.

2. After half an hour, we will have a break for lunch.

3. It took me half an hour to finish my homework.

4. Half an hour"s walk will do me good.

5. Half an hour"s work is better than a day of idleness.

6. It"s a journey of half an hour to the park.

7. We will meet at the cinema in half an hour, okay?

英文小作文：

Half an Hour to Remember

Half an hour is a very short time, but it can be very valuable if you use it wisely. It can be spent doing something that you enjoy, or working on something that needs to be done.

For example, I often use half an hour to read a book that I have been wanting to read for a long time, or to work on my homework when I am feeling overwhelmed with work. These small breaks can help me to keep my mind fresh and productive.

On the other hand, if you waste half an hour doing something that is not important or not enjoyable, it can feel like a real loss. So, make sure that you use your time wisely and make the most of every moment.