The surface water made the road treacherous for drivers.路面积水对司机构成危险。People who drink and drive are a danger to themselves and to others.酒后驾车者对自己和他人的生命都构成危险。The escapee is not considered dangerous.据认为，逃犯不构成危险。Polluted water sources are a hazard to wildlife.受污染的水源会对野生生物构成危险。