cavities
US /ˈkæv.ɪ.tiz/
UK /ˈkæv.ɪ.tiz/
複數名詞
1.
蛀牙, 齲洞
holes or decayed areas in teeth caused by acid-producing bacteria
範例:
•
Regular brushing and flossing can help prevent cavities.
定期刷牙和使用牙線有助於預防蛀牙。
•
The dentist found two small cavities during my check-up.
牙醫在我的檢查中發現了兩個小蛀牙。
2.
空腔, 洞
empty spaces or holes within a solid object or body
範例:
•
The rock had several small cavities where crystals had formed.
岩石中有幾個小空腔，裡面形成了晶體。
•
The surgeon carefully explored the abdominal cavities.
外科醫生仔細探查了腹部腔。