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1. Oxford American Dictionary

   IRAS

   • IPA[ˈīras]

   美式

   • a satellite launched in 1983 to map the distribution of infrared radiation in the sky.
2. • 相關詞

   IRA

   • abbr
     individual retirement account.

   Oxford American Dictionary

   IRA

   • abbr
     (in the US) Individual Retirement Account.

   Oxford Dictionary

   Roth IRA

   • n.
     an individual retirement account allowing a person to set aside after-tax income up to a ...

   Oxford American Dictionary

   Roth IRA

   • n.
     A modified individual retirement account in which a person can set aside after-tax income up to ...

   HOUGHTON MIFFLIN

3. • 更多解釋

   IRAS

   • a satellite launched in 1983 to map the distribution of infrared radiation in the sky.

   Oxford Dictionary