ambulatory electrocardiogram

例句：

1. 1.The patient was ambulatory before the operation.
   手术前，病人能够行走。
2. 2.The elderly man is ambulatory despite his age.
   尽管年纪大了，这位老人还是能够行走。
3. 3. The baby can be ambulatory from birth.
   婴儿从出生时就能够行走。