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1·A plane was droning in the distance.

飞机在远处嗡嗡地响。《牛津词典》

2·The clergyman began droning the psalm.

牧师开始以单调而低沈的语调吟诵赞美诗。

3·The clergyman began droning the psalm .

牧师开始以单调而低沈的语调吟诵赞美诗。

4·The band is droning on in the background.

该乐队是嗡嗡在后台。

5·I nearly fell asleep while he was droning on!

他啰里啰嗦地讲个没完，我差点睡着！

6·He chanted his own praises in a droning voice.

他以单调的语调反复地自夸。

7·The clergyman began droning ( out ) the psalm .

牧师开始以单调而低沉的语调吟诵赞美诗。

8·Airplanes kept on droning in the distance throughout the night.

远处飞机声隆隆地彻夜响个不停。

9·Airplanes kept on droning in the distance throughout the night.

整个夜晚，远处的飞机隆隆地响个不停。

10·To emit the continuous droning sound of a bee on the wing; buzz.

发嗡嗡声蜜蜂翅膀发出的持续的嗡嗡声；

(1)target drone目标靶机