fail

fail的音标是[feɪl]，基本翻译是失败、不及格，速记技巧是谐音记忆：费了（fei le）力气（il）就失败了（fail）。

英文单词“fail”的词源是拉丁语“faillire”，意为“to fail to do”，即“失败，不及格”的意思。其变化形式包括“failing”（失败，缺点），“failed”（失败的，不及格的），“failure”（失败，失败者）等。

相关单词：

1. “success”（成功）：词源同fail，意为“成功”或“达到目的”，其变化形式包括“successfully”（成功地），“successor”（接班人）等。

2. “fail”（失败）：与fail意义相反，“win”（获胜）意为“赢得胜利”，其变化形式包括“winner”（获胜者），“victory”（胜利）等。

3. “attempt”（尝试）：意为“试图，尝试做某事”，其变化形式包括“attempted”（尝试的），“attempting”（试图的）等。

fail作为动词时，除了表示失败外，还可以表示“忘记，未记住”的意思。例如，“I failed to remember his name”表示我忘记了他的名字。此外，fail还可以表示“不能满足需求，不充分”的意思，例如，“The food failed to satisfy our hunger”表示食物不能满足我们的食欲。

以上内容仅供参考，建议查阅相关书籍或咨询专业人士以获取更准确的信息。

常用短语：

1. fail to do sth. 未能做某事

2. fail in/out of sth. 考试不及格

3. fail to achieve one"s goal 没有达成目标

4. fail to meet expectations 没有达到期望

5. fail to understand 理解失败

6. fail to keep one"s promise 没有履行诺言

7. fail to succeed 未能成功

双语例句：

1. I failed to pass the exam, but I will try again next time.

我考试不及格，但我会下次再试。

2. He failed to meet his boss"s expectations and was fired.

他没有达到老板的期望而被解雇了。

3. She failed to understand the complex problem and asked for help.

她没有理解这个复杂的问题，请求帮助。

4. He failed to keep his promise to help his friend with their project.

他没有履行承诺帮助朋友完成项目的约定。

5. After several failed attempts, he finally succeeded in his project.

经过几次失败尝试后，他终于成功完成了项目。

6. We all failed to understand the teacher"s instructions and had to ask for clarification.

我们都没能理解老师的指示，不得不请求澄清。

7. Failure is the mother of success, and I believe that if we keep trying, we will eventually succeed.

失败是成功之母，我相信只要我们不断尝试，最终会取得成功。

英文小作文：

Failure is a part of life, and it can be a challenging experience. However, failure can also be a valuable lesson that teaches us valuable lessons about perseverance and resilience. When we fail, we learn how to bounce back and try again, which can lead to success in the long run.

In my opinion, failure is not something to be afraid of, but rather something to be embraced and used as motivation to improve ourselves and our abilities. We should not give up easily, but rather use failure as a stepping stone to success. By learning from our failures and applying what we have learned, we can become stronger and more resilient individuals who are ready to face any challenge that comes our way.