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有一位姓陈的牙医回忆说,有一天,他在就诊时遇到一位男病人,他很好奇,因为他从来没有真正看过“珐琅质剥落”(一种严重的牙病)
One dentist who surnamed Chen recalled that one day he met a male patient at the time of his visit and he was curious because he had never actually seen “exfoliation of enamel” (a serious dental disease)