fecklessness的音標為：[?efkl?sn?s]，基本翻譯為“無責任感；無毅力；無作用”。

速記技巧：根據音標可以將單詞劃分為音節，幫助記憶單詞。可以將單詞與相關詞匯進行聯想記憶，如“fec”可以聯想到“fecund（多產的）”等。

fecklessness的英文詞源是拉丁語“feccere”，意為“to make or become”，加上后綴“ness”形成名詞。它的意思是“無能力，無效率”。

變化形式：復數形式為fecklessnesses，形容詞形式為feckless。

相關單詞：

1. feckless adj. 無能的，不負責任的 - 強調缺乏責任感或能力，導致無法實現目標或達成期望。

例句：He is a feckless young man who seems to have no idea of what he wants in life.

2. inefficiency n. 無效率，無效能 - 強調缺乏有效或高效的能力或行為。

例句：The company"s management is notorious for its inefficiency and lack of innovation.

在句子中描述一個人或事物feckless，通常意味著他/她缺乏責任感或能力，這可能導致不良的結果。而描述一個機構或系統feckless，則意味著它缺乏效率或效果，無法實現預期的目標。

Fecklessness在句子中通常用作名詞，例如：“The government"s failure to tackle the issue of homelessness has led to widespread criticism, with many people describing it as a sign of fecklessness and incompetence.”（政府未能解決無家可歸問題引起了廣泛的批評，許多人將其描述為無能和不負責任的標志。）

以上就是關于fecklessness的英文詞源、變化形式以及相關單詞和例句的解釋，希望對你有所幫助。

常用短語：

1. feckless 無責任感

2. fecklessness 無責任感的行為

3. lack of fecklessness 缺乏責任感

4. feckless behavior 無責任感的行為

5. lack of commitment 無責任感

6. irresponsibility 無責任感

7. irresponsible behavior 無責任感的行為

例句：

1. He is a feckless man who always avoids responsibility.

2. She is a feckless woman who lacks commitment to her goals.

3. His irresponsible behavior caused a lot of trouble for his family.

4. We need to address the lack of fecklessness in our society.

5. She is a feckless employee who always avoids work.

6. He is an irresponsible father who doesn"t care about his children"s needs.

7. We need to encourage more responsible behavior in our society.

英文小作文：

Responsibility and Commitment

Responsibility is an essential aspect of human life, whether it"s taking care of our own responsibilities or fulfilling our obligations to others. However, in today"s society, we see a growing trend of irresponsibility and lack of commitment, which can have negative consequences for individuals and society as a whole.

Responsibility requires effort, dedication, and a sense of accountability, and it"s essential for maintaining healthy relationships, achieving goals, and contributing to society. On the other hand, irresponsibility and lack of commitment can lead to feelings of helplessness, dissatisfaction, and disappointment, not to mention the negative impact it can have on others around us.

Commitment is a crucial aspect of responsibility, as it involves putting forth effort towards a goal or task with the expectation of achieving it. Commitment requires trust, faith, and belief in oneself and others, and it"s essential for building strong relationships, achieving success, and contributing to society.

In conclusion, responsibility and commitment are essential for maintaining healthy relationships, achieving goals, and contributing to society. We need to encourage more responsible behavior and commitment in our society, as it will benefit individuals and society as a whole.