Definition: when you stop something from happening or stop someone from doing something Level: B2
公共卫生运动侧重于预防和早期发现。
Public health campaigns focus on ___prevention and early detection.
邻里守望计划是预防犯罪的关键部分。
Neighborhood watch programs are a key part of crime ___prevention.
在许多情况下，预防比治疗更有效。
In many cases, ___prevention is more effective than cure.
