V-I When something such as a machine or an insect's wing whirs, it makes a series of low sounds so quickly that they seem like one continuous sound. 发出嗡嗡声
The camera whirred and clicked.
相机发出嗡嗡声和喀嚓声。
N-COUNT/SOUND Whir is also a noun. 嗡嗡声
He could hear the whir of a vacuum cleaner.
他能听到吸尘器的嗡嗡声。
The arm whirs forward, then stops, then goes again, then suddenly pulls back.
手臂向前，然后停止，然后又向前，又突然拉了回来。
The arm whirs forward this time, reaching the ball. The fingers clench around it.
Hemmes深呼吸了一下，这次手往前进到了球的位置，手指稳稳的抓住了球。
Columbus Avenue in North Beach whirs with traffic as it descends to the Financial District's Transamerica Pyramid.
哥伦布大道在北部海滩呼呼声和交通的像它落到金融区的泛美金字塔。
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