名词空腔（如耳腔）

1. 腔：cavity of skull 颅腔 | cavum 腔 | cavum craniale 颅腔

2. 空腔：cavort 腾跃 | cavum 空腔 | cavy 豚鼠

3. 空腔(如耳腔)：cavum tympani || 鼓室, 中耳 | cavum || 空腔(如耳腔) | cavus || 弓形足, 爪形足

4. 空腔 (名)：cavort 跳跃 (动) | cavum 空腔 (名) | cavy 天竺鼠 (名)

noun

1. (anatomy) a natural hollow or sinus within the body

    Synonym: cavitybodily cavity