胭窝囊肿（Baker囊肿）的超声诊断，正确的是（）

A.超声可以准确显示囊肿的部位、形态、大小及其与周围组织的关系

B.胭窝处类圆形无回声区，边缘光滑、无搏动

C.囊肿合并出血或感染时，其内可见多发点状回声

D.彩色多普勒超声检查可排除动脉瘤

E.超声引导可对囊肿定位穿刺，行抽液治疗

The ______ Method at one time was called Classical Method since it was first used in the teaching of the classical languages of Latin and Greek.