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vi. ���ͺ���
vt. �ú�����ʾ
n. ������������������
int. �ߣ���

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n. busyness��harkat ul-ansar��harkat ul-mujahedeen��humming
v. buzz��seethe��thrum

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1. A bee hummed around flowers.
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2. Hum��I think that you can fire them.
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3. A hum of shrill voices reverberated against the low ceiling.
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n.
  1. the state of being or appearing to be actively engaged in an activity
  2. an Islamic fundamentalist group in Pakistan that fought the Soviet Union in Afghanistan in the 1980s
  3. a humming noise
v.
  1. sing with closed lips
  2. be noisy with activity
  3. sound with a monotonous hum
  4. make a low continuous sound

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hum
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hum modulation
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Cu hum
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hum filter
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base hum
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