原级：drone
第三人称单数：drones
过去分词：droned
过去式：droned
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1. 嗡嗡声的：drongo 燕卷尾 | droning 嗡嗡声的 | droningly 发嗡嗡声地
1. 911chaxun查询·英语单词
1. Vuvuzela - the bright colored plastic horns with a monotonous droning sound became the hallmark of the World Cup soccer tournament in South Africa.
noun
1. an unchanging intonation
Synonym: monotone drone