Attach the wireless transmitter to your key chain ring or simply place in your pocket.

把无线发射机串到你的钥匙链上，或就只是放到您的口袋里也行。

youdao

Attach the wireless transmitter to your key chain ring or simply place in your pocket.

把无线发射机串到你的钥匙链上，或就只是放到您的口袋里也行。

youdao