The clock began to whirr before striking the hour.
钟在打点前先嘎啦嘎啦地响起来。
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。
1.呼呼地飞或旋转的声音
1.(使)呼呼地飞[旋转]
2.同“whir”
1.“whir”的变体