hum [hʌm] verb (-mm-) intransitive ■to make a continuous low sound 发出连续低沉的声音,嗡嗡作响•The computers were humming in the background.电脑在某个不显眼的地方嗡嗡作响。 •What's that strange humming sound?那种奇怪的嗡嗡声是甚么? intransitive or transitive ■to sing without opening your mouth 哼(曲子)•She hummed to herself as she walked to school.她在上学的路上边走边哼曲子。 •I've forgotten how that tune goes - could you hum it for me?我忘了那个调子怎么唱——你能帮我哼一下吗? intransitive informal ■to be busy and full of activity, excitement, sounds or voices 忙乱;忙碌;嘈杂•The pub was really humming last night.昨晚酒吧里一片乱哄哄的。 [hʌm] verb (-mm-) hum and haw UK (US hem and haw) ■to be uncertain and take a long time (长时间)犹豫不决•We hummed and hawed for months before actually deciding to buy the house.在真正决定买这房子之前,我们犹豫了好几个月。 [hʌm] noun countable usually singular ■a continuous low noise 持续低沉的噪音;嗡嗡声•Our house is on a main road, so we can hear the constant hum of traffic.我们的房子在大马路边,所以会听见持续不断的交通噪音。 •There's an annoying hum on this computer.这台电脑总是发出一种让人心烦的嗡嗡声。 |