名词
中文翻译：下颚陷落
同义词：
['underbite', 'underbite jaw例句：1. The patient had an undershot jaw', 'which made it difficult for her to eat.（这位病人有下颚陷落，这让她难以进食。）']
例句：
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1. The patient had an undershot jaw, which made it difficult for her to eat.
这位病人有下颚陷落，这让她难以进食。
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2.The dentist advised the patient to have a bite-wing radiograph taken to diagnose the undershot jaw.
牙医建议患者进行咬合片摄影来诊断下颚陷落。
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3. The undershot jaw caused the patient discomfort during sleep.
下颚陷落使得患者睡眠时感到不适。