/ˈhæzəd ||; ˈhæzɚd/noun [C] a danger or risk 危险；风险: Smoking is a serious health hazard.吸烟会严重危害健康。
hazard²
/ˈhæzəd ||; ˈhæzɚd/verb [T] to make a guess or to suggest sth even though you know it may be wrong 试猜: I don't know what he paid for the house but I could hazard a guess.这座房子我不知道他花了多少钱买下来的，不过我可以猜一猜。