酒窝征
参考答案:酒窝征 由于肿瘤经浅筋膜浅层及皮下脂肪层而直接侵犯皮肤,或由于血运增加、静脉夜血及淋巴回流障碍等原因造成皮肤局限性增厚并可向肿瘤方向回缩称为酒窝征。
With the help of the foreign experts, they produced ___ washing machines in 2003 as the year before. [ ]
A. as twice many
B. as twice as many
C. as many as twice
D. twice as many
雌激素试验阳性提示______,闭经是由于______所致;如为阴性应______,如仍无出血诊断为______闭经。