вахта(Оставьте ключ на вахте. Leave the key at the reception desk.; место, помещение, где находится дежурный, охранник the entryway of a building where a guard or concierge sits)
выставить часовых(Instead of following up his success he recalled Colonel Grant from his pursuit, and proceeded to encamp and post guards for his own defence. • At supper-time the trumpets regularly sounded outside the general's tent as a signal to post the guards for the night.4uzhoj)