prevention

Regular exercise and a healthy diet are essential for the prevention of heart disease.

(Chinese) 定期运动和健康饮食对预防心脏病至关重要。

The police focused their efforts on crime prevention by increasing patrols in the neighborhood at night.

(Chinese) 警察通过增加夜间邻里的巡逻，将精力集中在预防犯罪上。