 
  
 dull·ness [ˈdʌlnəs] 名词 no pl
1. dullness 贬 (tedium):
-  dullness
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-  dullness
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-  dullness of a routine
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2. dullness 经济, 金融:
-  dullness of market
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-  dullness of market
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3. dullness 气象:
-  dullness
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4. dullness (of pain):
-  dullness
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5. dullness of a knife:
-  dullness
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