a nurse who has special skills, knowledge, and experience in a particular area of nursing

Skin cancer nurse specialists are being sent out around the country to highlight the importance of sun protection. 皮肤癌专科护士被派往全国各地，向公众强调防晒的重要性。

She's a clinical nurse specialist in paediatric emergency and critical care. 她是儿科急诊和重症护理的临床专科护士。