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1. Oxford Dictionary

   peta-

   • IPA[ˈpɛtə]

   • comb.
     (used in units of measurement) denoting a factor of 1015 (one thousand million million)
2. • 釋義

   comb.

   複合形 (combining form)

   • 1. (used in units of measurement) denoting a factor of 1015 (one thousand million million) petabytes