例句與造句

1. Secondly, they strongly encourage the exclusion of confusable diseases through an extensive and expensive series of tests including ( A ) a medical history and PSA in men over 40, ( C ) flowmetry and post-void residual urine volume by ultrasound scanning and ( D ) cystoscopy.
2. It's difficult to find residual urine volume in a sentence. 用residual urine volume造句挺難的