preventive

预防的、防范的、预防性的

Regular exercise is an effective preventive measure against heart disease.

规律运动是预防心脏病的有效措施。

预防保健的医学

The clinic focuses on preventive care rather than emergency treatment.

这家诊所以预防保健为主，而非急诊治疗。

预防措施、预防办法

Washing your hands often is a simple preventive against infection.

经常洗手是防止感染的简单预防措施。

预防药医学

The doctor prescribed a preventive to be taken before travel.

医师开了一种出国前服用的预防药。