/ˈsi:kwəns ||; ˈsikwəns/noun[C] 1 a number of things (actions, events, etc) that happen or come one after another 连续发生或接连的行动、事情等: Complete the following sequence: 1, 4, 8, 13, ... 请完成下列数字序列：1、4、8、13…
2 [U] the order in which a number of things happen or are arranged 次序；顺序: The photographs are in sequence. 相片按次序排列。