名词
中文翻译：牙头
同义词：
['tooth tip', 'tooth crown']
例句：
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1.The dentist removed the tooth head and replaced it with a dental implant.
牙医移除了牙齿头部，并用一个假牙植入物替换了它。
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2. The child's tooth head was chipped when he fell off his chair.
孩子从椅子上摔下来时，他的牙齿头部摔断了。
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3. The dentist advised the patient to replace the tooth head with a porcelain crown.
牙医建议患者用瓷冠来替换牙齿头部。