whir
US /wɝː/
UK /wɝː/
1.
tiếng vù vù
(especially of machines) to make a low, soft, continuous sound:
:
•
I could hear the washing machine whirring in the kitchen.
1.
tiếng vù vù
the sound or act of a machine making a low, soft, continuous sound:
:
•
the whir of machinery