NTUMC+ Open Multilingual Wordnet 0.9

空穴, 中空, 孔穴, 凹处, 空腔, 洞, 孔

cavity, enclosed space

space that is surrounded by something

空洞, 空, 挖空+的, 空+的, 中空, 空心, 中空+的, 空心+的, 挖空

hollow

not solid; having a space or gap or cavity

空洞, 空, 空+的, 中空, 空荡荡, 虚无, 空虚, 虚无+的

empty

emptied of emotion

中空, 管状, 中空+的, 管状+的

fistular, fistulate, fistulous

[in pathology] hollow and tube-shaped like a reed

中空, 空心, 空虚

hollowness

the state of being hollow: having an empty space within

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