目的: 研究少汗性外胚叶发育不全引起先天缺牙的ED1基因突变.Objective : To detect ED 1 gene mutation in three hypohidrotic ectodermal dysplasia ( HED ) nuclear families.对于恒齿先天缺牙的治疗,常因延迟诊断或是不适当的处置,而加重困难度.Treatment of congenital missing of permanent t...
The East Window is a wonder of medieval glazing.东窗是中世纪玻璃安装工艺的奇迹。The noise of hammering was dulled by the secondary glazing.因为隔着双层玻璃，锤子的敲打声变低沉了。You should ensure against loss of heat by having double glazing.你应装双层玻璃以免散热....
Hard household chores roughed her hands.繁重的家务劳动把她的手弄得很粗糙。The next day he put himself first on the new roster for domestic chores...第二天，他把自己排在了新的家务值日表的第一位。Heavy household chores made inroads upon Jane’s health.繁重的家务损害了简的健...