甲状腺腺瘤的中医病名是()
A.气瘿
B.血瘿
C.石瘿
D.筋瘿
E.肉瘿
参考答案:E
—_________?
—It's Saturday, November 13th.[ ]
A. What's the date today
B. What day is it today
C. What's today
简述超焦距与光圈口径的关系。