Although invented in 1948, the first all-transistor computer did not become available until 1959.
虽然发明于1948年，但第一台全晶体管计算机直到1959年才成为现实。
In 1956, the birth of the transistor computer, which is the second-generation computer.
1956年，晶体管电子计算机诞生了，这是第二代电子计算机。
In 1956, the birth of the transistor computer, which is the second-generation computer.
1956年，晶体管电子计算机诞生了，这是第二代电子计算机。
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