n. 
金属软管
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Federal Trade Commission,
Federales,
federalese,
federalism,
federalist,
Federalist Party,
federalization,
federalize,
federally,
federate,
相似单词
alpha-blocker,
alpha-capacity,
alphacellulose,
alphacetylmethadol,
alphadione,
alphaduct,
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alphafetoprotein,
alpha-finite,
alphagalactosidase,