男性，25岁。低热、咳嗽2个月。X线片示右上叶后段2cm×2cm圆形阴影，边缘有毛刺，密度不均匀，周围有多个卫星灶（）。

A.肺结核球

B.急性血行播散型肺结核

C.肺癌

D.支气管扩张

The meaning of the sentence is (); you can interpret it in several ways.

A．skeptical

B．intelligible

C．ambiguous

D．exclusive