Receding gums can be the result of disease or simply incorrect brushing.牙龈萎缩可能是疾病导致的,也可能仅仅是错误的刷牙方式引起的。Such a view rests on a number of incorrect assumptions.这样的观点建立在很多不正确的假设之上。Gershwin's lyrics would today probably ...
Such a view rests on a number of incorrect assumptions.这样的观点建立在很多不正确的假设之上。...incorrect diet.不当的饮食incorrect responses in a multiple choice test多项选择题的错误答案The dial index will rotate in azimuth, giving an incorrect heading r...