dangerous to对 ... 有危险
dangerousadj.危险的;不安全的
dangerous bridges on highway公路危桥
dangerous degree appraisement危险度评价
Dangerous goods in solid form固体危险品
Dangerous for the ozone layer对臭氧层有损害
dangerous and harmful factors危险有害因素
Dangerous men walk among us.危险的人在我们之中潜伏。
dangerous chemical enterprises危险化学品企业
dangerous chemicals enterprise危化企业