柯林斯詞典motion sickness 1. N the state or condition of being dizzy or nauseous from riding in a moving vehicle 運動病 返回 motion sickness劍橋詞典a feeling of being ill , especially of needing to vomit , that some people get in a moving vehicle 旅行眩暈（指暈車、暈船、暈機） 返回 motion sickness