1. 名詞
   不可數名詞: 空心度
   凹陷
   空曠
   空虛, 不實
   

   同義字詞
   cavity,concavity,dent,depression,dint,hole,indentation,indenture,pit,recess
   dale,vale,valley
   

例句

1. I scoff at the hollowness of life.
2. Her voice sunk to an awestruck hollowness .
3. I sighed to combat the hollowness of nerves.
4. From this hollowness green consumerism springs.
5. Hopeless laughter curled around her hollowness .
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