直至电子管稳定性及其使用知识积累到一定程度，才能设想和造出第一台电子计算机。
It was only the rise in electronic-tube stability and knowledge of its use that made it possible to conceive and build the first electronic computer.
这台电磁式机器一直使用到1959年，然后就被遗弃在灰尘中，因为到了那个时期，首先使用电子管、接着晶体管、然后集成电路芯片的真正电子计算机先后问世。
The electromagnetic machine remained in use until 1959, by which time it was left in the dust by true electronic computers using first vacuum tubes, then transistors, then chips.
在1958年，计算机已经从由电子管驱动的庞然大物演变成较小、较轻的晶体管机器。
In 1958, computers had already evolved from huge tube-driven hulks into smaller, lighter, transistorized machines.
第一代电子计算机使用电子管和其他元件，这使设备又大又笨。
The first electronic computers used vacuum tubes and other components and this made equipment very large and bulky.
第一代电子计算机使用电子管和其他元件，这使设备又大又笨。
The first electronic computers used vacuum tubes and other components and this made equipment very large and bulky.
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