subsequence
subsequence — noun
1. The abstract relationship or condition in which one event, action, or situation
The abstract relationship or condition in which one event, action, or situation comes after another in time, order, or importance — for example, the link between a cause and its later effects.
The study explored the subsequence of economic changes after the trade agreement took effect.
collocation: subsequence of [noun] after [event]
Historians trace the subsequence of events to understand how one period leads to the next.
The lecture on subsequence helped the students grasp the order of geological formations.
In logic, subsequence describes the relationship between a premise and its conclusion.
The subsequence of phases in a construction project determines the overall timeline.
- following
less formal; refers to the act of coming after rather than the abstract state
- succession
emphasises a series of items following one after another
- posteriority
highly formal and rare; refers to being later in time
- precedence
the state of coming before something else in time or rank
- antecedence
formal term for the condition of being earlier in time
文法句型
subsequence of [noun]
用法筆記
Uncountable and primarily used in formal or academic writing. Refers to the abstract relationship of following, not to a specific thing that comes after — use 'subsequent event' or 'the thing that follows' for concrete references.
常見錯誤
2. In mathematics and computer science, a series of elements that is obtained by se
In mathematics and computer science, a series of elements that is obtained by selecting some members of a larger sequence while keeping their original relative order unchanged — for example, taking every third number from a list of integers.
The numbers 5, 10, and 20 form a subsequence of the longer list 5, 8, 10, 12, 15, 20.
definition demonstrated: subsequence of [list]
Finding the longest increasing subsequence is a classic problem in programming courses.
common technical compound: longest increasing subsequence
Owen learned that a subsequence keeps the original order of elements without rearranging them.
The algorithm compares two DNA strands to identify a shared subsequence of base pairs.
Any set of numbers taken in order from a longer list is called a subsequence of that list.
- subset
a subset preserves neither order nor position; subsequence is more restrictive
文法句型
subsequence of [noun phrase]
用法筆記
A subsequence differs from a subset in that it must preserve the original ordering of elements. A subsequence can be non-contiguous (elements can skip others), unlike a substring or subarray which requires consecutive positions.