- A solar eclipse in which the moon covers all but a bright ring around the circumference of the sun.日环蚀：一种除了外圈有一个明亮的环，太阳的其余部分都被月亮遮住的日蚀
- catheterized
- catheterizes
- catheterizing
- catheters
- cathexes
- cathexis
- cathode
- cathode ray
- cathode-ray tube
- cathodes
- cathode–ray tube
- catholic
- catholic
- Catholic Church
- Catholic Epistles
- Catholicism
- Catholicisms
- catholicities
- catholicity
- catholicize
- catholicized
- catholicizes
- catholicizing
- catholicon
- catholicons