detained的音標為[d?"te?n?d]，基本翻譯為“拘留，扣留；延期，推遲”，速記技巧為：“de”諧音為“得”，表示拘留的對象是被拘留者。

detained這個詞的詞源可以追溯到拉丁語detinere，意為“保持，持有”。它的變化形式包括過去式detained，過去分詞detained等。

相關單詞：

1. detention：拘留，扣留；拘留所。這個詞由detain加-ment構成，表示“拘禁，扣留”的意思。

2. retain：保持，保留。這個詞由retain直接衍生而來，意思是保持某物不被移除或改變。

3. hold：持有，保留。這個詞是最常用的詞之一，意思是保持某物在手或控制之下。

4. seize：抓住，捉住。這個詞表示突然抓住或捉住某物，常用于描述犯罪行為。

5. arrest：逮捕，拘留。這個詞由arrest構成，表示強制性地抓住或扣留某人或某物。

6. custody：拘留，監管。這個詞由custody衍生而來，表示對某人或某物的監管或控制。

7. holdup：阻止，拖延。這個詞由hold加-up構成，表示阻止或拖延某事的發生或進展。

8. detention center：拘留中心。這是一個合成詞，由detention和center組成，表示拘留犯人的地方。

9. detachment：分離，不介入。這個詞由detain和achment組成，表示不介入某事或保持距離的態度。

10. retention：保留，保持。這個詞由retain和tion組成，表示保留或保持某物的能力或傾向。

常用短語：

1. be detained for investigation

2. be taken into custody

3. be held incommunicado

4. be on the run

5. be at the mercy of the authorities

6. be in jail

7. be on bail

例句：

1. He was detained for investigation after being accused of stealing.

2. The suspect was taken into custody and questioned by the police.

3. The secretive suspect was held incommunicado for days until the investigation was complete.

4. After running away from the scene of the crime, he was finally caught and taken back to jail.

5. She was at the mercy of the authorities, who could do whatever they wanted with her.

6. After serving his sentence, he was finally released on bail and allowed to go home.

7. The police are still looking for the escaped prisoner and have increased security measures around the jail.

英文小作文：

標題：Detention and Imprisonment: A Tough Journey

Detention and imprisonment are two very serious situations that can have a profound impact on individuals and their families. Whether it"s for a short period of time or a long sentence, these experiences can be extremely difficult and challenging, both emotionally and physically.

For many people, detention can be a time of uncertainty and fear, as they are separated from their families and friends, and are often unable to communicate with them. They may also be subjected to harsh conditions and treatment by the authorities, making it even more difficult to cope with the situation.

On the other hand, imprisonment is a time of reflection and growth for many people. It provides them with the opportunity to reflect on their mistakes and learn from them, and gives them a chance to turn their lives around and become better individuals. However, it"s important to remember that imprisonment is a punishment that should only be used as a last resort, and should be carried out in a fair and humane manner.

In conclusion, detention and imprisonment are two very serious situations that can have a profound impact on individuals and their families, both positively and negatively. It"s important to remember that these experiences should only be used as a last resort, and that individuals should always be treated with respect and dignity, regardless of their situation.