名詞 dullness:

1. the quality of being slow to understand
   同義詞：obtuseness
2. the quality of lacking interestingness
3. a lack of visual brightness
4. lack of sensibility
5. without sharpness or clearness of edge or point
   同義詞：bluntness

1. Dullness deepen totally buyer's early recovery impossible.
   市場蕭條越來越嚴重，買方空空，不可能有早日復蘇跡象。