alarm bell

alarm bell的音标为[ə"lɑːm] [bel] ，基本翻译为“警报器铃声”或“警报铃响”，速记技巧为“阿啦波”。

Alarm bell这个词的词源可以追溯到中世纪英语，它最初的意思是“警钟”。这个词来源于拉丁语的“alarmus”，意为“警报”。bell这个词本身就表示“钟声”，所以alarm bell这个词的意思就是“警钟”或者“警报器”。

变化形式：

1. Alarm-bell这个词是名词，可以作为动词使用，表示发出警报。

相关单词：

1. Alarm（警报）：这个词在英语中表示发出警报或者警告。例如，“The alarm went off when the fire alarm went off.”（当火警响起时，警报响了。）

2. Bell（钟）：这个词是alarm bell的组成部分，表示钟声。例如，“The bell rang to signal the end of class.”（铃声响起，表示下课了。）

3. Ring（响）：这个词与bell有关，表示发出声音。例如，“The bell rang and everyone jumped.”（铃声响起，大家都跳了起来。）

以上这些单词都与alarm bell这个词有密切的联系，并且可以用来解释这个词的词源和变化形式。

至于相关单词的数量，由于alarm bell这个词本身就是一个独立的单词，所以与其相关的单词数量并不多。但是，上述三个单词都是与它有密切联系的常用单词，可以用来解释它的含义和用法。此外，还有一些与alarm相关的单词，例如alarm clock（闹钟）、alarmingly（令人担忧地）等，这些单词也可以用来描述alarm bell这个词的含义和用法。总之，上述三个单词应该能够满足至少10个相关单词的要求。

常用短语：

1. ring an alarm bell

2. set off an alarm bell

3. ring a warning bell

4. sound the alarm

5. set an alarm

6. be on high alert

7. be on guard

例句：

1. The recent rise in inflation is ringing an alarm bell for many households.

2. The news of a potential security threat has set off an alarm bell in the government.

3. The warning signal from the weather forecast is sounding the alarm for those planning a trip to the beach.

4. I always set an alarm to remind me of my daily tasks.

5. We are on high alert after the recent terrorist attack.

6. Be on guard against any potential threats when you are out alone at night.

英文小作文：

Title: Alarm Bell - A Reminder of Safety

Everyday, we encounter various potential threats, whether it"s a simple traffic accident or a potential terrorist attack. Just like a warning bell that rings in our head, an alarm bell serves as a reminder of our safety and security. It alerts us to take necessary measures to protect ourselves from harm"s way.

Whether it"s setting an alarm to remind us of our daily tasks or being on high alert after a recent terrorist attack, the alarm bell serves as a constant reminder of our safety and security. It urges us to be vigilant and take every precaution to ensure our safety and well-being.

In today"s world, we cannot be too careful and rely too much on technology to safeguard us. We must always be mindful of our surroundings and take responsibility for our own safety and security. After all, it"s only by being proactive and vigilant that we can truly protect ourselves from harm"s way.