drone

/dɹoʊn/ 动词 C2

To kill or destroy with a drone (unmanned aircraft), or with a missile fired by a drone. (colloquial, transitive)

He/she/it drones · 过去式 droned · 过去分词 droned · -ing形式 droning

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动词形式

For an hour he droned away upon his violin, endeavouring to soothe his own ruffled spirits.

And yet the cottage was not deserted, for a low sound came to our ears—a kind of drone of misery and despair which was indescribably melancholy.

The droning sound swelled louder upon our ears until it became one long, deep wail of distress.

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