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...
夜深了,他还在做课外作业.It was late at night and he was still working away at his homework.比尔坐着空想,他母亲要他面对现实,去做课外作业.Bill was sitting and daydreaming so his mother told him to come down to earth and to do his homework.老师给了我们十道数学题作为课外...
A witness swears by the Bible that he will tell the truth.证人对着圣经发誓保证据实直言.He swears by short naps or even just stretching out in bed for a few minutes.他深信白天小睡片刻,哪怕是在床上躺几分钟也是好的.He always swears and blasphemes when he'...
照像材料含有亲水胶体的感蓝卤化银卤剂层.The photographic elements contain a blue - sensitive hydrophilic colloid silver halide emulsion layer.分子兼有亲水的和疏水的两个基团,叫做两性的或两亲的.Molecules with both hydrophilic and hydrophobic groups are called amphip...