continuum
/kənˈtɪnjʊəm/noun
(pl. continua /-ˈtɪnjʊə/)［usu. in sing.］
- a continuous sequence in which adjacent elements are not perceptibly different from each other, but the extremes are quite distinct差异序列, 族群相; 连续统, 闭联集。
词源
mid 17th cent.: from Latin, neuter of continuus （see CONTINUOUS）.