dental crown

• 牙冠

dental crown的用法和样例：

例句

1. The endodontist makes an opening in the crown of the tooth.
   医生在牙冠上做一个开口。
2. Teeth have two basic parts, a root to anchor the tooth to the jaw and a crown above the gum line.
   牙齿有两个基本部份，牙根把牙齿锚定在下颌上，牙冠位于齿龈线以上。
3. He cracked his crown on a microphone during a performance.
   他在一次表演中在麦克风上把齿冠打破了。
4. Earlier this week my dentist fitted a new crown for me.
   这周早些时候我的牙医为我装上了新齿冠。