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。

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The Audion became the key component of all radio, telephone, radar, television, and computer systems before the invention of the transistor.

在晶体管(transistor)发明以前，三极检波管是所有收音机、电话、电视机和计算机系统的基本组件。

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