preventiveadj.预防的;防病的n.预防物;预防性措施
preventive medication预防用药
preventive antibiotic预防性抗生素
preventive leukotaxis预防性白细胞疗法
preventive psychiatry预防精神病学
Preventive treatments防治
preventive technology预防技术
preventivemaintenance预防性养护
preventive management事前预防管理
preventive health care预防性医疗保健, 预防性保健
preventive preparation预防药品