细菌最集中的地方在电灯开关，地毯和电视遥控器上。

Some of the highest concentrations of microbes were on the light switch, the carpet and the television remote.

youdao

细菌最集中的地方在电灯开关，地毯和电视遥控器上。

Some of the highest concentrations of microbes were on the light switch, the carpet and the television remote.

youdao