Question

hum vt.哼唱;vi.忙碌，活跃;发嗡嗡声;发出嘈杂声;n.嗡嗡声;杂音;哼唱的动作;int.哼;嗯; third:hums~done:hummed~ing:humming~past:hummed~

Accepted Answer

英[hʌm]  美[hʌm] VERB发出连续而低沉的声音;发嗡嗡声If something hums, it makes a low continuous noise.例：The birds sang, the bees hummed...鸟儿叫，蜂儿鸣。例：Within five hours, the equipment will be humming away again...用不了5小时，设备就又能嗡嗡地运转了。VERB哼（曲子）When you hum a tune, you sing it with your lips closed.例：She was humming a merry little tune...她哼着一支欢快的小曲儿。例：He hummed to himself as he opened the trunk.他独自哼着曲子打开了车子的后备箱。VERB(地方）热闹，活跃，繁忙If you say that a place hums, you mean that it is full of activity.例：The place is really beginning to hum...这个地方真正开始热闹起来了。例：On Saturday morning, the town hums with activity and life.周六早晨，小镇一派热闹繁忙，活力盎然。CONVENTION（踌躇时发出的声音）嗯，呃Hum is sometimes used to represent the sound people make when they are not sure what to say.例：Hum, I am sorry but I thought you were French.嗯，很抱歉，我以为你是法国人。

单词	hum
音标	英[hʌm] 美[hʌm]
解释	vt.哼唱;vi.忙碌，活跃;发嗡嗡声;发出嘈杂声;n.嗡嗡声;杂音;哼唱的动作;int.哼;嗯;
例句	VERB 发出连续而低沉的声音;发嗡嗡声 If something hums, it makes a low continuous noise. 例：The birds sang, the bees hummed...鸟儿叫，蜂儿鸣。例：Within five hours, the equipment will be humming away again...用不了5小时，设备就又能嗡嗡地运转了。 VERB 哼（曲子） When you hum a tune, you sing it with your lips closed. 例：She was humming a merry little tune...她哼着一支欢快的小曲儿。例：He hummed to himself as he opened the trunk.他独自哼着曲子打开了车子的后备箱。 VERB (地方）热闹，活跃，繁忙 If you say that a place hums, you mean that it is full of activity. 例：The place is really beginning to hum...这个地方真正开始热闹起来了。例：On Saturday morning, the town hums with activity and life.周六早晨，小镇一派热闹繁忙，活力盎然。 CONVENTION （踌躇时发出的声音）嗯，呃 Hum is sometimes used to represent the sound people make when they are not sure what to say. 例：Hum, I am sorry but I thought you were French.嗯，很抱歉，我以为你是法国人。
变形	third:hums~done:hummed~ing:humming~past:hummed~

Hum Verb 例：The Humming Place I 英[Hʌm 美[Hʌm