busily
adv. 忙碌地，起劲地
例句
He was busily engaged repairing his bike.
他正忙着修他的自行车。
《牛津词典》
The doctor worked busily beneath the blinding lights of the delivery room.
医生在产房耀眼的灯光下忙碌地工作。
《柯林斯英汉双解大词典》
The twelve jurors were all writing very busily on slates.
十二位陪审员都忙着在石板上写些什么。
