yottabyte千兆位元組、佑位元組、2^80 位元組學術名詞千兆位元組：資訊佑位元組：資訊2^80 位元組：資訊英文釋義a unit of information equal to 1000 zettabytes or 10^24 bytesa unit of information equal to 1024 zebibytes or 2^80 bytes