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the feds + verb (plural)
the feds 是口语说法，常指联邦政府或联邦执法机构，谓语动词用复数。
The feds are investigating the case.
联邦政府正在调查这个案件。
联邦政府
feds — plural of fed
先理解核心含义，再看它在真实句子里的用法。
联邦政府
the federal government
The feds are investigating the case.
联邦政府正在调查这个案件。
联邦政府
The federal government of the nation one resides in.
The Fed decided to raise interest rates to control inflation.
美联储决定提高利率以控制通货膨胀。
Investors are closely watching the Fed's next move.
投资者密切关注美联储的下一步行动。
The Fed plays a crucial role in stabilizing the economy.
美联储在稳定经济中起着关键作用。
the feds 是口语说法，常指联邦政府或联邦执法机构，谓语动词用复数。
The feds are investigating the case.
联邦政府正在调查这个案件。
the fed 是单数集合名词，指联邦政府整体；前面要加 the。
We have to pay more taxes to the fed this year.
今年我们得向联邦政府缴纳更多税款。
work for the fed 表示“为联邦政府工作”，口语中常用。
My uncle works for the fed.
我叔叔为联邦政府工作。
Not this
The fed government is powerful.
Use this
The federal government is powerful.
fed 是名词，意为“联邦政府”，不能作定语修饰名词；应改用形容词 federal（联邦的）。
Not this
Fed has announced a new tax policy.
Use this
The fed has announced a new tax policy.
fed 作为可数名词表示“联邦政府”时，通常需与定冠词 the 连用，特指本国政府；缺少冠词是中文学习者常犯的错误。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
联邦政府（或联邦执法人员）
The feds have been looking into the company's finances.
联邦政府一直在调查这家公司的财务状况。
正受到联邦政府调查
The mayor is currently under investigation by the feds.
市长目前正受到联邦政府的调查。
向联邦政府通风报信
An anonymous letter tipped off the feds about the scheme.
一封匿名信向联邦政府通风报信，揭发了这个阴谋。
让联邦政府介入
The governor decided to get the feds involved in the case.
州长决定让联邦政府介入此案。
逃避联邦执法
The fugitive tried to run from the feds, but they caught him.
那名逃犯试图逃避联邦执法，但被抓住了。
Use feds naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
“fed”是federal的前三个字母，联想联邦政府。
语域：informal 常见场景：新闻报道、日常交谈 名词 fed 多用于非正式或新闻语境，指联邦政府；正式书面表达中较少使用。
常指联邦执法官员或美联储，复数形式常用
Dictionary facts from AI_FALLBACK, ECDICT, WIKTIONARY, WORDNET.