肝掌的出现可能与下列哪项有关()
A.毛细血管扩张
B.胆盐刺激皮肤
C.血管通透性改变
D.雌激素过多
E.以上都不是
参考答案:D
物质由液态变成气态的过程叫汽化,汽化是个()过程。
The Supreme Court's decisions on physician-assisted suicide carry important () for how medicine seeks to relieve dying patients of pain and suffering.
A.implications
B.complications
C.innovations
D.complexities