劍橋詞典the laws , rules , and principles that are intended to keep people safe from injury or disease at work and in public places 保護人們在工作和公共場所安全和避免受傷的法律法規(guī) Tonight's performance has had to be cancelled for health and safety reasons . 因為健康安全的原因，今晚的演出被取消了。 返回 health and safety