nursern.培育者；奶妈nursen.护士；保姆v.看护；护理；栽培nurse trainees护理实习生nurse extender护士延身角色Nurse assistant护士助理nurses training护士培养nurse resources节约资源nurse crop belt保护作物带nurse in shifts轮班护士Nurses the risk护理风险nurses in wards病房护士nurse-midwife助产士