delusion

delusion的音标为[dɪˈluːʒn]，基本翻译为“错觉；妄想；欺骗”，速记技巧为：delusion（错觉）→de（去掉）lu（路）→走偏路→错觉。

Delusion这个词的词源可以追溯到拉丁语“de”和“ludere”，意为“玩弄，欺骗”。它最初的含义是“欺骗性的幻觉”或“错误的信念”。

Delusion的变化形式包括过去式和过去分词的“deluded”，现在分词的“deluding”，其中“-ing”表示正在进行时。

相关单词包括：

1. “illusion” - 意为“幻觉，错觉”，这个词与“delusion”有相似的含义，但强调的是一种美好的、非真实的幻象。

2. “delight” - 意为“高兴，愉快”，这个词与“delusion”有相近的词根含义，但强调的是积极的情感。

3. “deduction” - 意为“推断，演绎”，这个词与“delusion”有相似的词根含义，但更强调逻辑推理的过程。

以上这些单词都与“delusion”有着某种联系，它们在语义和词源上都有一定的相似性。同时，这些单词也反映了英语词汇的丰富性和多样性。

常用短语：

1. delusion of grandeur 妄自尊大

2. be under a delusion about 对...有误解

3. be under a false delusion about 对...有错误的看法

4. be under a misapprehension about 对...有误解

5. be under a misconception about 对...有误解

6. delusion of truth 真伪不辨

7. delusions of grandeur 妄自尊大

双语例句：

1. He was under a delusion that he was a great artist.

他认为自己是一个伟大的艺术家，这是错误的。

2. She was under a false delusion about her abilities.

她对自己的能力有错误的看法。

3. They were under a misapprehension about the true intentions of the government.

他们对政府的真正意图有误解。

4. He had been under a delusion about the value of his work.

他对自己的工作价值有误解。

5. She had delusions of grandeur and thought she was a great actress.

她妄自尊大，认为自己是个伟大的演员。

6. The delusions of the conspiracy theorists are unfounded.

阴谋论者的妄想是无根据的。

7. The evidence is clear that there is no scientific basis for the delusions of the patient.

证据表明，病人的妄想是没有科学依据的。

英文小作文：

The world is full of delusions, whether it"s a person"s self-image, their beliefs, or even their actions. Sometimes, these delusions can lead us to make mistakes or make decisions that are not in our best interests. However, it"s important to recognize our delusions and question them, because only then can we move forward and become better versions of ourselves.

In my opinion, the most dangerous delusion is the delusion of grandeur, which can lead us to believe that we are better than we really are, and that we can achieve anything we set our minds to. But in reality, we all have our limitations, and it"s only through honest self-reflection and hard work that we can truly achieve our goals. Therefore, I believe that it"s essential to keep an open mind, to question our assumptions, and to always strive to improve ourselves.