如果您的牙齿裂开、有一个很大的填充体或者因龋齿而严重受损，您的牙医可能建议您安装牙冠或牙套。
When a tooth is fractured, has a large old filling, or is severely damaged by decay, your dentist may recommend the placement of a crown or cap.
如果您的牙齿裂开、有一个很大的填充体或者因龋齿而严重受损，您的牙医可能建议您安装牙冠或牙套。
When a tooth is fractured, has a large old filling, or is severely damaged by decay, your dentist may recommend the placement of a crown or cap.
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