a person or thing situated away or detached from the main body or system 在外面的人,与主体分开的人;与主体分开的物 less accessible islands and outliers. 交通较为不便的岛屿和边远外地。 ■(Geology)a younger rock formation isolated among older rocks (地质)外露层 ■(Statistics)a data point on a graph or in a set of results that is very much bigger or smaller than the next nearest data point (统计)异常值