- adj. 预防疾病的
- n. 预防药；避孕用品
remedy that prevents or slows the course of an illness or disease;
"the doctor recommended several preventatives"
contraceptive device consisting of a sheath of thin rubber or latex that is worn over the penis during intercourse
capable of preventing conception or impregnation;
"contraceptive devices and medications"
"the swastika...a very ancient prophylactic symbol occurring among all peoples"
preventing or contributing to the prevention of disease;
"vaccines are prophylactic"
"a prophylactic drug"
- This article reviewed the advances on prophylactic use of antibiotics in SAP.
- Education by itself is no paranormal prophylactic.
- Eating too much urgent prophylactic is harmful to the health.
Camphor as a prophylactic against cholera.出自： J. Fowles
Troops were here as a prophylactic against rioting.出自： G. Black