1. 牙冠术：crown slitter 牙冠拆除钳,破冠器 | crownwork 牙冠术 | CRT indicator 阴极射线指示器
2. 齿冠成形术：crownpiece 头冠 | crownwork 齿冠成形术 | crowstep 墙头墙级
3. 齿冠成形术,人造齿冠：crownwheel || 冕状轮(差动器侧面伞形齿轮) | crownwork || 齿冠成形术,人造齿冠 | crowquill || 乌鸦的羽毛管
noun
1. (dentistry) dental appliance consisting of an artificial crown for a broken or decayed tooth
e.g. tomorrow my dentist will fit me for a crown
Synonym: crownjacketjacket crowncap