subsequence

n. /ˈsʌbsɪkwəns/ C2

子序列；后续部分

A sequence that is part of a longer sequence.

仙境例句

The jury wrote down three dates, then copied a subsequence of them: the first and the last.

陪审团写下三个日期，又抄下其中的一个子序列：第一个和最后一个。