关于肾上腺皮脂腺瘤,下列说法错误的是()
A.单侧多见
B.多呈圆形或椭圆形
C.边界清楚
D.低回声结节
E.双侧多见
参考答案:E
在三角形ABC中,A、B、C的对边分别为a,b,c记a=x,b=2,B=45°,若三角形ABC有两解,则x的取值范围是______.
There are________ products to be sold in the factory store. Which is not correct in the following?
A.a large number of
B.quantities of
C.a large amount of
D.a great many