1. The ambulant vendors sold their goods from carts on the street.
那些行走的小贩在街上用手推车卖东西。

2. She is an ambulant patient, able to move around with the help of a walking stick.
她是一位自行行走的病人，借助拐杖可以四处走动。

3. The hospital organized an ambulant clinic for patients who do not require overnight stays.
医院为不需要住院的患者组织了一家门诊诊所。