dangerousadj.危险的;不安全的
dangerous work危险工作
dangerous mode危险模态
Dangerous pest危险性害虫
dangerous zone危险区
dangerous play危险动作
dangerous bend险弯
dangerous fire危险的大火
dangerous mark危险品标志
dangerous area危险地区
dangerous rock险礁
"he came dangerously close to falling off the ledge"