7.However, delay line memory was largely obsolete by the mid 1950s, surpassed in performance, reliability and cost by a new kid on the block: magnetic core memory which was constructed out of little magnetic donuts, called cores.
然而,延迟线存储器在 20 世纪 50 年代中期已经基本过时,在性能、可靠性和成本方面被一个新产品超越:磁芯存储器, 它由称为磁芯
小磁性甜甜圈构成。机翻