FBI列出音標的基本翻譯速記技巧如下：

1. 學會音標發音，掌握發音規律，便于記憶。

2. 諧音記憶，即給每個音標取個中文諧音。

3. 聯想記憶，根據音標所代表的字母、字母組合與單詞的發音進行聯想。

4. 兒歌記憶，利用簡短的兒歌幫助自己記住音標和字母。

5. 總結口型，勤加練習。

6. 多聽、多說、多模仿。

7. 創造語言環境，大膽說出來。

通過以上技巧，可以幫助您快速記住音標。

FBI英文詞源的變化形式及相關單詞有：

FBI（Federal Bureau of Investigation）：聯邦調查局。

調查（investigate）：調查通常指對特定問題進行仔細研究，并采取行動以找出真相或解決問題。

調查報告（investigation report）：調查報告通常是指對調查結果的正式記錄或報告。

調查員（investigator）：調查員是指負責進行調查工作的人員。

調查結果（investigation results）：調查結果通常是指通過調查所獲得的信息和發現。

調查問卷（investigation questionnaire）：調查問卷是一種常用的收集信息的方法，通常用于大規模的調查和研究。

調查表（survey form）：調查表是指用于收集信息的表格或問卷。

偵查（investigation and detection）：偵查通常是指對犯罪行為或犯罪嫌疑人的調查和偵查工作。

偵查員（detective）：偵查員通常是指負責進行偵查工作的人員，也稱為偵探或私家偵探。

以上這些單詞在英語中都有不同的變化形式和用法，它們在英語中扮演著重要的角色，為人們提供了許多有用的信息。

常用短語：

1. FBI: Federal Bureau of Investigation

2. Case closed

3. Suspect

4. Evidence

5. Interview

6. Confidential

7. Warrant

8. Arrest

雙語例句：

1. Case closed: The investigation has been completed and no further action is required.

2. Suspect arrested: The suspect has been taken into custody and will face charges.

3. Evidence collected: The evidence has been collected and will be used in the investigation.

4. Interviewed witnesses: The witnesses have been interviewed and their statements have been recorded.

5. Confidential information: The information is highly confidential and cannot be shared with anyone else.

6. Warrant issued: A warrant has been issued for the arrest of a suspect.

7. Arrested suspects: The suspects have been taken into custody and will face charges.

英文小作文：

The FBI is a highly respected organization that is responsible for investigating crimes and protecting the safety of the public. One of the most common phrases used by the FBI is "Case closed," which indicates that the investigation has been completed and no further action is required. However, sometimes cases remain open for a long time and require continued investigation and attention from law enforcement agencies. In any case, the FBI plays a crucial role in maintaining public safety and ensuring that justice is served.