At Columbia, he was trained as a nurse practitioner.
出自-2013年12月阅读原文
Those who stay on for an additional two years can earn a master's degree that qualifies them as nurse practitioners (执业护士) or clinical nurse specialists.
出自-2013年12月阅读原文
英语六级真题
In fact, they are prescribed and they’regiven at a certain level, a dosage that is understood by a practitioner who’s been trained.
出自-2016年6月听力原文
In fact, they are prescribed and they're given at a certain level, a dosage that is understood by a practitioner who's been trained.
2016年6月六级真题（第二套）听力 Section B
柯林斯高阶英汉双解学习词典释义
N-COUNT
执业医生
Doctors are sometimes referred to as practitioners or medical practitioners .