cavity

中文意思

• n. 洞
• n. 空穴
• n. 腔
• n. 龋洞

英文释义

• n. space that is surrounded by something
• n. soft decayed area in a tooth; progressive decay can lead to the death of a tooth
• n. (anatomy) a natural hollow or sinus within the body

词形变化

复数

cavities

例句

1. n. 洞

   The squirrel hid its nuts in a small cavity in the tree trunk.

   松鼠把坚果藏在树干上的一个小洞里。

2. n. 空穴

   Engineers discovered a large cavity beneath the road during construction.

   工程师们在施工期间发现路面下方有一个巨大的空穴。

3. n. 腔

   The thoracic cavity contains the heart and lungs.

   胸腔包含心脏和肺部。

4. n. 龋洞

   The dentist filled a small cavity in my back tooth yesterday.

   牙医昨天填补了我一颗后牙上的小龋洞。