Significados de act as orderlies en inglés

They are said to act as orderlies, in the rivers they frequent, devouring all the putrid matter that would else infect the atmosphere.

"Would you rather lend us your horses, or act as orderlies?"

The Arab Sheikhs, who in the absence of officers were acting as orderlies, had scarcely brought the news to Fleming, when the Dervish attack developed.