接着，他们跟第一个无线电广播公司合作搞广播事业。

Then into broadcasting. with the first ever radio broadcast.

youdao

当无线电广播还处在早期阶段，已经有人在研究电视了。

While radio broadcasting was still in its early stage, the television was already being developed.

youdao

当无线电广播还处在早期阶段，已经有人在研究电视了。

While radio broadcasting was still in its early stage, the television was already being developed.

youdao