transistor radio battery
晶体管无线电电池
以上为机器翻译结果，长、整句建议使用 人工翻译 。
They had a battery-powered transistor radio.
他们有一个用电池的晶体管收音机。
youdao
These included the original battery-powered pocket transistor radio, launched in 1955, and the first portable solid-state black-and-white television, in 1960.
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