名词
中文翻译：犬齿
同义词：
['canine fossa', 'canine sulcus']
例句：
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1. The dog's jaw was so strong that it could crush a bone with its teeth.
这只狗的牙齿非常强壮，可以用牙齿碾碎骨头。
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2. The dentist had to remove the tooth and fill in the canine fossa.
牙医不得不拔掉这颗牙齿并填补犬齿凹槽。
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3. The carpenter used a chisel to smooth the canine fossa on the door frame.
木匠用凿子修整了门框上的犬齿凹槽。