A Pap test looks for abnormal cervical cells that could become cancer.

VOA: special.2009.11.25

We've seen a boom in building in the United States that is at a record level, except for that one Korean War blip, and so I think it's a highly abnormal situation that we've been in.

所以美国出现一波建造新房的浪潮,规模空前,仅次于朝鲜战争时期,我认为这是极不正常的

耶鲁公开课 - 金融市场课程节选

A condition called atrial fibrillation produces an abnormal heartbeat.

VOA: special.2010.02.17