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单词
social security act
释义
Social Security Act
Social Security Act
U.S. legislation providing for old-age benefits financed by payroll taxes; later expanded to include more extensive coverage. [Am. Hist.:
EB
, IX: 314]
See: Aid, Governmental
Acronyms
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SSA
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phylum cryptophyta
phylum ctenophora
phylum cycliophora
phylum (disambiguation)
phylum echinodermata
phylum ectoprocta
phylum entoprocta
phylum euglenophyta
phylum lycophyta
phylum mollusca
phylum nematoda
phylum nemertea
phylum nemertina
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phylum platyhelminthes
phylum pogonophora
phylum polyzoa
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phylum rotifera
phylum sipuncula
phylum sporozoa
phylum zoomastigina
phyma
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更新时间:2024/9/24 13:27:06