Смотри whirr
I. verb also whirr (whirred; whirring) Etymology: Middle English (Scots) quirren, probably of Scandinavian origin; akin to Danish hvirre to whirl, whir intransitive verb to fly, revolve, or move rapidly with a whir Example: hummingbirds whirring past transitive verb to move or carry rapidly with a whir II. noun also whirr a continuous fluttering or vibratory sound made by something in rapid motion Example: the whir of machinery