floater/ˈfloʊ.t̬ɚ/名词(因为飞蚊症)眼睛看到的(不存在的)浮游物临时工,无固定工作的人;在同一个组织里做很多不同工作的人He had worked as a floater, assigned to any of the fire stations across the county as the need arose.他曾做过流动工人,需要时被分配到全国各地的消防站工作。想跟读,去练习