whirr

美 [hw?r]

英 [w??(r)]

过去式：whirrred

同义词

hum,purr,buzz,whine,drone

whirrs

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1.	[i] 嗡嗡地响；呼呼地响to make a continuous low sound like the parts of a machine moving

The clock began to whirr before striking the hour.

钟在打点前先嘎啦嘎啦地响起来。

1.	[ususing] 嗡嗡声；呼呼声a continuous low sound, for example the sound made by the regular movement of a machine or the wings of a bird

	the whirr of a motor 发动机的嗡嗡声
	There was a whirring of machinery. 有机器发出的嗡嗡声。