nurses' training school
Refers to an institution where nurses are trained. Note that 看護婦 is an older term for a female nurse; modern usage often prefers 看護師 for gender neutrality, but this compound remains in historical and institutional names.
She graduated from a nurses' training school and immediately got a job at a hospital.
看護学校 is a more modern and common term for a nursing school, while 看護婦養成所 is an older, more specific term for a training school for female nurses.
Compound of 看護婦 (female nurse) + 養成所 (training school). The term reflects historical gender-specific nursing roles.