occupy busily忙着做
hum busily忙碌地轧轧响
fan busily不停地扇
Sewing Busily纺织忙
busily y忙碌地
engage busily忙于
ringing busily电话频频响起
commence busily繁忙地开始
ADV（副词） If you do something busily, you do it in a very active way. 忙碌地 [ADV with v]
The two saleswomen were busily trying to keep up with the demand.
这两个女售货员正忙着尽力满足顾客的需求。