| 单词 | cavity |
| 释义 | Word Frequency cavity(ˈkævɪtɪ) nounWord forms: plural -ties 1. a hollow space; hole 2. dentistry a soft decayed area on a tooth caries 3. any empty or hollow space within the body the oral cavity 4. electronics cavity resonator Word origin C16: from French cavité, from Late Latin cavitās, from Latin cavus hollow |
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