a system for controlling something such as a machine or vehicle from a distance, by using electrical or radio signals

The bomb was detonated by remote control. 炸弹是遥控引爆的。

a piece of equipment that you hold in your hand and use to control a television, DVD player, etc.

Have you seen the remote for the TV anywhere? 你在哪儿看到电视遥控器了吗？