牙壞死 的英文怎麼說
中文拼音 [yáhuàisǐ]
牙壞死
英文
odontonecrosis-
The dead pulp released some substances into dentine to stain it greyish black
壞死的牙髓釋放物質滲入象牙質,牙齒漸變成灰黑色。Appropriate treatments such as aesthetic restorations and bleaching help improve appearance and reduce intrinsic stains
另外,牙齒壞死或者蛀牙,也會引致牙齒變色。When the oral cleaning function of saliva is reduced, dead cells will accumulate on the tongue, gums and cheeks. these cells then decompose and cause odour
由於唾液有清潔口腔的功能,唾液流量不足的話,口腔內的壞死細胞便會聚積在舌頭、牙肉及面頰,並且腐壞和產生口臭。
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