demoralizes的音標是[?dem??ra?z] ，基本翻譯是使士氣低落，挫傷士氣。速記技巧是：de-前綴表示“向下，變壞”+ moralize表示“士氣，道德”+ -s。

Demoralizes的英文詞源是de-（表示否定）+ moralize（使有道德）+ -s。

變化形式：復數形式是demoralizes。

相關單詞：

1. Demotivates：使失去動力，使失去積極性。這個詞由de-（否定）+motivate（激勵）構成。

2. Dishearten：使沮喪，使灰心。這個詞由dis-（否定）+hearten（使振作）構成。

3. Disillusion：使幻想破滅，使失望。這個詞由dis-（否定）+illusion（幻想）構成。

4. Disheartened：沮喪的，灰心的。這個詞由dishearten的過去分詞或副詞形式構成。

5. Disheartening：令人沮喪的，使人灰心的。這個詞由dishearten的形容詞形式構成。

6. Morale：士氣，斗志。這個詞是由moralize的派生詞，表示道德、精神狀態等含義。

7. Morale-boosting：提高士氣的，振奮精神的。這個詞由moralize和boost的合成構成。

8. Mobilize：動員，組織起來。這個詞由mobile（可移動的）+ -ize構成，可以引申為使振奮、激發熱情等含義。

9. Encourage：鼓勵，激勵。這個詞由en-（表示加強）+courage（勇氣）構成，可以表示激發勇氣、信心等含義。

10. Inspire：激勵，鼓舞。這個詞由in-（向內）+spire（氣息、靈感）構成，可以表示激發靈感、熱情等含義。

常用短語：

1. demoralize sb.

2. demoralize oneself

3. be demoralized by

4. undermine morale

5. moral decay

6. moral weakness

7. moral decay and weakness

例句：

1. The news of the defeat demoralized the whole army.

2. The constant criticism undermined his morale.

3. The company"s poor performance has demoralized its employees.

4. The constant undermining of morale by rumors and gossip is a serious problem.

5. Moral decay and weakness are the root causes of many social problems.

英文小作文：

Moral decay is a widespread problem in society today, affecting individuals and communities alike. We see it in the rise of crime, violence, and disrespect for others, as well as in the decline of trust and cooperation among people. These behaviors are often the result of individuals" lack of self-control and weak moral principles, leading to feelings of hopelessness and despair.

However, we can take action to combat moral decay by promoting positive values and encouraging people to make responsible decisions. Schools and communities can provide education and support to help individuals develop strong moral principles and self-discipline. We can also encourage people to be kind, respectful, and cooperative, fostering a culture of mutual support and understanding. By working together, we can create a more just and compassionate society, free from moral decay and weakness.