十億位元組
gigabyte
n : a unit of information equal to one billion (1,073,741,824)
bytes or 1024 megabytes [syn: {G}, {GB}]
gigabyte
2^30 = 1,073,741,824 {byte}s = 1024 {megabytes}.
Roughly the amount of data required to encode a human gene
sequence (including all the redundant codons).
See {prefix}.
(1995-09-29)