手机利用无线电波接打电话，而且这些无线电波会产生能被人脑吸收的电磁场。

Mobile phones use radio waves to send and receive calls and these produce small electromagnetic fields that can be absorbed by the head and brain.

youdao

手机利用无线电波接打电话，而且这些无线电波会产生能被人脑吸收的电磁场。

Mobile phones use radio waves to send and receive calls and these produce small electromagnetic fields that can be absorbed by the head and brain.

youdao