for no reason的音標是[f??r n?? ?ri?zn]，翻譯為“沒有理由地”。

速記技巧：使用縮寫形式（frnrnrr）來快速記憶該短語。

請注意，記憶技巧僅供參考，實際應(yīng)用中還需要結(jié)合語境進行理解。

英文詞源：

英文單詞“for no reason”意為“沒有理由地”。該詞源于拉丁語“ad”表示“到，向”和“nomen”表示“原因”，因此“ad nomen”意為“無原因地”。

變化形式：

在英語中，“for no reason”可以通過添加后綴“ness”變?yōu)槊~“forness”，表示無原因的狀態(tài)。

相關(guān)單詞：

1. “unreason”意為無理性，無理智。

2. “irrationality”意為不合理，非理性的。

3. “insanity”意為瘋狂，精神錯亂。

4. “senseless”意為無意義的，愚蠢的。

5. “sense”意為感知，理解力。

6. “reasonableness”意為合理，合乎情理。

7. “reasoning”意為推理，論證。

8. “unreasonable”意為不合理的，過分的。

9. “irrelevance”意為不相關(guān)，不切題。

10. “non-reason”意為非理性，無理性思維。

舉例說明：

例如，當一個人做某件事沒有理由時，我們可以說“他做這件事毫無理由”，或者“他的行為毫無意義”。這些單詞都與“for no reason”這一概念相關(guān)，并且可以用來描述各種無理性或無意義的情況。

常用短語：

1. for no reason

2. for the sake of

3. at the drop of a hat

4. on the spur of the moment

5. off the cuff

6. on the fly

7. at a moment"s notice

例句：

1. I left my house for no reason.

2. We must act quickly for the sake of the company"s reputation.

3. He shouted at me at the drop of a hat.

4. She couldn"t resist telling him off on the spur of the moment.

5. I had to improvise on the fly when my car broke down.

6. He was ready to leave at a moment"s notice.

英文小作文：

Sometimes we need to act on impulse, without much thought or preparation. This can be both exciting and unpredictable, but it can also be a bit risky. However, it can be a great way to break out of our routine and try something new. We might suddenly decide to travel somewhere we"ve always wanted to go, or we might spontaneously invite a friend over for a party. Whatever the case, it"s important to remember to always be safe and responsible when acting on impulse.