faithlessness的音標(biāo)是[fa?θ?sn?s]，其基本翻譯為“不忠誠(chéng)；無信仰”。速記技巧可以考慮使用詞根詞綴來記憶，其中faith為信仰的意思，-ness為名詞后綴。

Faithlessness這個(gè)詞的英文詞源可以追溯到拉丁語(yǔ)中的fides（信任）和littera（字母，文字）組合而成。它的意思是缺乏信任或者不忠誠(chéng)。

變化形式：faithless（無信的，不忠誠(chéng)的），faithlessness（無信，不忠誠(chéng)），faithfully（忠誠(chéng)地）。

相關(guān)單詞：

Faithful：忠誠(chéng)的，可靠的。這個(gè)詞源于拉丁語(yǔ)fides，意思是信任。

Trust：信任，信賴。這個(gè)詞源于拉丁語(yǔ)fides，可以表示對(duì)某人的信任和信賴。

Faith：信仰，信念。這個(gè)詞可以與faithlessness形成對(duì)比，表示對(duì)某物的堅(jiān)定信仰。

Credibility：可信度，可信賴性。這個(gè)詞強(qiáng)調(diào)的是對(duì)某人的信任和信賴，與faithlessness形成對(duì)比。

Loyalty：忠誠(chéng)，忠實(shí)。這個(gè)詞也源于拉丁語(yǔ)fides，表示對(duì)某人的忠誠(chéng)和忠實(shí)。

Infallibility：無瑕疵，無可指責(zé)。這個(gè)詞強(qiáng)調(diào)的是完美和無可挑剔，與faithlessness形成對(duì)比。

Disloyalty：不忠誠(chéng)，背信棄義。這個(gè)詞直接與faithlessness相關(guān)聯(lián)，表示缺乏忠誠(chéng)的行為。

Unfaithfulness：不忠誠(chéng)，背信棄義。這個(gè)詞也與faithlessness直接相關(guān)聯(lián)，表示缺乏信任的行為。

Lack of Faith：缺乏信仰，失去信仰。這個(gè)詞可以用來描述一個(gè)人對(duì)某物的失去信任和信仰的情況。

常用短語(yǔ)：

1. Faithless betrayal

2. Faithless friend

3. Faithless love

4. Faithless behavior

5. Faithless relationship

6. Faithless partner

7. Faithless promise

雙語(yǔ)例句：

1. He betrayed his faithless friend"s trust.

2. She found herself in a faithless relationship that was doomed from the start.

3. His faithless behavior caused a rift between him and his family.

4. They have been friends for years, but now she feels betrayed by his faithless promise.

5. He was disappointed to find that his faithless partner had changed her mind at the last minute.

6. Faithless love is a painful experience that leaves a scar on the heart.

7. We must always remember to be loyal to those who have faithfully supported us.

英文小作文：

Title: The Cost of Faithlessness

In life, we often encounter people who are unfaithful, whether it be in relationships, friendships, or promises. This unfaithfulness can have a profound impact on those affected, causing pain, betrayal, and broken relationships. However, the cost of faithlessness goes beyond emotional pain; it can also have a negative impact on our personal growth and development.

By being unfaithful, we deprive ourselves of the support and companionship of those who truly care about us. We also miss out on the opportunity to learn from our mistakes and grow as individuals. Furthermore, when we break promises or fail to fulfill our commitments, we not only hurt the people who depend on us, but we also damage our own credibility and trustworthiness.

The lesson to be learned from faithlessness is that loyalty and trust are essential components of healthy relationships. We should strive to be trustworthy and loyal to those who are loyal and trusting of us. Only then can we build strong and lasting relationships that are based on mutual respect and support. In doing so, we will avoid the pain and heartache that comes with unfaithfulness and instead create meaningful and lasting connections with those around us.