1. 名詞
   空穴, 孔穴
   洞, 凹處
   (身體的)腔
   (病變形成的)空洞
   (牙的)蛀洞
   /此名詞複數為"cavities"/
   a cavity wall/
   cavity walls:
   (用來防止熱量散失的)空心牆
   (用來防止熱量散失的)中空牆
   

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   同義字詞
   concavity,dent,depression,dint,hole,hollow,indentation,indenture,pit,recess
   

例句

1. The top of the cavity is round.
2. The bony cavity in which the eye sits.
3. Fill neck cavity with stuffing, if desired.
4. The cavity does hold water after every rain.
5. Arrange pears on serving dish, seed cavity up.
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