n.多孔性；空心度；空洞；虚伪

The old oak tree had a hollow trunk, filled with a small pool of water.
这棵老橡树有一根空心的树干，里面装满了水池。
The feeling of emptiness in her heart was overwhelming after her friend's departure.
在朋友离开后，她内心的空虚感令人难以承受。
The sound of the wind echoed through the cavernous cave, amplifying its hollowness.
风声在洞穴中回荡，放大了其空洞的感觉。
The abandoned house had a eerie, hollowness about it that made visitors feel uneasy.
那座废弃的房子有一种令人不安的空旷感，让访客感到不舒服。
The singer's voice seemed to resonate with a sense of hollowness, suggesting a lack of sincerity.
歌手的声音似乎带着一种空洞感，暗示缺乏真诚。
Despite the bustling market, there was an underlying hollowness to the scene, as if something essential was missing.
尽管市场热闹非凡，但场景中似乎有一种空洞感，仿佛缺失了什么本质的东西。
The artist used hollowness in his sculpture to symbolize the void within human emotions.
这位艺术家在他的雕塑中使用空洞来象征人类情感中的空白。
The silence in the room was so profound that it felt like a tangible hollowness.
房间里的寂静如此深邃，感觉就像一种实体的空洞。
The politician's promises were hollow, lacking any real substance or action behind them.
那位政客的承诺是空洞的，缺乏任何实质性的内容或行动。
After years of neglect, the old barn showed signs of hollowness, its walls caving in at various spots.
经过多年的忽视，那座旧谷仓显示出空洞的迹象，墙壁在各个地方倒塌。