whir
verb(also whirr)
[intransitive]to make a continuous, low sound like the parts of a machine moving 嗡嗡地响;呼呼地响 The clock began to whir before striking the hour. 钟在敲响整点前先嘎啦嘎啦地响。 Three large fans whirred overhead in the afternoon heat. 午后的酷热中,三把大风扇在头顶呼呼地响。
Oxford Collocations DictionaryWhirr is used with these nouns as the subject:- machine
Word Originlate Middle English (in the sense ‘move with a whirring sound’): probably of Scandinavian origin; compare with whirl.