单词	dumbbell
释义	dumbbelldumbbell /ˈdʌmbɛl/ noun [countable] two weights connected by a short bar, that you can lift in each hand to strengthen your arms and shoulders
随便看	fecund fecundity Fed fed federal Federal Aviation Administration, the federal budget Federal Bureau of Investigation, the Federal Communications Commission, the federal debt Federal Deposit Insurance Commission, the federal funds rate federal government federalism federalist Federalist Party Federal Open Market Committee, the federal republic Federal Reserve Bank, the Federal Reserve Board, the Federal Reserve district Federal Reserve note Federal Reserve System Federal Trade Commission, the federate

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