accidents事故
accidentn.事故;意外;偶然;造化
accident potential事故隐患
accident in flight飞行事故
accident emergency事故应急
accident pollution突发性污染
accident liability事故易发性
accidentaI species次要种; (消落中)偶见的物种; 稀少的物种
accidented contour凹凸轮廓
accident treatment事故处理
accident-causing事故致因
accident reporting伤害报告