v. 发出嗡嗡声,哼唱( hum的现在分词 );忙碌,活跃
网络 哼唱; 哼唱之音; 嗡嗡作响
What´s that tune you´re humming?
你哼的是什么曲子?
The computers were humming away.
计算机在嗡嗡作响。
She was humming softly to herself.
她在轻声哼着曲子。
The rooms are crammed with humming Xerox machines.
那些房间里摆满了嗡嗡作响的施乐复印机。
He started humming a tune, then interpolated the odd word as though having difficulty remembering.
他开始哼起一个曲调,尽管记得不太清楚,他又插入了几个词。