hazard1/ˋhæzɚd; ˈhæzəd/n [C] something that may be dangerous or cause accidents 危险﹔隐患: +to Plastic bags can be a hazard to wildlife. 塑料袋会对野生生物构成危险。health/safety/fire hazard That old furniture is a fire hazard. 那些旧家具是个火灾隐患。
hazard2v hazard a guess to say something that is only a guess 大胆猜测: I don’t know how much he earns, but I could hazard a guess. 我不知道他赚多少钱﹐不过我可以猜一猜。