public safety[公共安全]
-eg: An increasing number of cameras are being installed, but is public safety really improving?;
crack down[对...采取严厉措施]
-eg: crack down youth crime/counterfeit goods[打击青少年犯罪/打假];
uncontrolled[失控的]/out of control。
以上就是新航道雅思频道为大家整理的雅思写作高频词汇介绍之公共安全，希望对大家有帮助，更多资讯、资料请访问新航道雅思写作频道 http://www.xhd.cn/ielts/xiezuo/
