此外，无线电和电视广播台已运行了50多年，并没有确定对健康有任何不良后果。

Further, radio and television broadcast stations have been in operation for the past 50 or more years without any adverse health consequence being established.

youdao

此外，无线电和电视广播台已运行了50多年，并没有确定对健康有任何不良后果。

Further, radio and television broadcast stations have been in operation for the past 50 or more years without any adverse health consequence being established.

youdao