1
be incidental to sth
incidental to 后接名词或名词短语，表示“与…只有间接或次要关联”。
The point he raised was only incidental to the discussion.
他提出的那一点与讨论仅有间接关系。
附带的；次要的；伴随发生的
先理解核心含义，再看它在真实句子里的用法。
附带的；次要的；伴随发生的
Happening or existing as a minor or less important part of something else; secondary, often as a byproduct or indirect effect.
The point he raised was only incidental to the discussion.
他提出的那一点与讨论仅有间接关系。
松散关联的；仅间接相关；偶然有关的
Loosely associated; of limited relevance except indirectly; only accidentally related.
附带产生的；作为附带结果的
Existing tangentially, being a byproduct, a tangent, or a likely consequence.
偶然发生的
Occurring by chance.
未经思考而出现或接近的(更常用 incident)
Entering or approaching, prior to reflection (more frequently incident).
The incidental costs of the trip, such as tips and snacks, added up quickly.
这次旅行的附带费用，如小费和零食，很快就累积起来了。
His involvement in the project was purely incidental; he just happened to be in the office when the meeting started.
他参与这个项目完全是偶然的；他只是碰巧在会议开始时在办公室。
We need to consider both the main and incidental effects of this policy change.
我们需要考虑这项政策变化的主要影响和附带影响。
incidental to 后接名词或名词短语，表示“与…只有间接或次要关联”。
The point he raised was only incidental to the discussion.
他提出的那一点与讨论仅有间接关系。
incidental 作定语时常与 cost、expense、finding 等名词搭配，表示“附带的、次要的”。
She claimed her incidental expenses for the business trip.
她报销了这次商务旅行的杂项开支。
Not this
The incident costs of the trip were higher than expected.
Use this
The incidental costs of the trip were higher than expected.
incident 是名词，意为“事件”；修饰 costs 时需用形容词 incidental，表示“附带的、次要的”。把 incident 改为 incidental 后句子才表达“附带费用”。
Not this
Incidental, I noticed you left your phone.
Use this
Incidentally, I noticed you left your phone.
句首表示“顺便说一句”时要用副词 incidentally，而不是形容词 incidental；形容词不能独立作句首状语。
Not this
These risks are incidental with the procedure.
Use this
These risks are incidental to the procedure.
incidental 表示“附带、伴随发生”时搭配介词 to，而非 with；incidental to 意为“与……相伴而生的”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
杂项开支；附带费用
The grant covers travel and incidental expenses.
补助金涵盖差旅费及杂项开支。
附带损害；间接损失
The construction caused some incidental damage to nearby trees.
施工对附近的树木造成了一些附带损害。
偶然发现；附带发现
The scan revealed an incidental finding in the patient's lung.
扫描显示患者肺部有一处偶然发现。
配乐；戏剧配乐
The play's incidental music was composed by a local musician.
该剧的配乐由一位本地音乐家创作。
偶然接触
Players should avoid incidental contact with the goalkeeper.
球员应避免与守门员发生偶然接触。
次要细节
The report focuses on the main results, not incidental details.
报告侧重于主要结果，而非次要细节。
Use incidental naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
incident（事件）+ al：事件带来的‘附带品’就是 incidental——附带的、偶然的。
语域：neutral 常见场景：academic writing、legal or medical reports、business communication incidental 作形容词时通常表示“附带的、次要的”或“偶然的”，多用于书面或较正式的场合，如学术论文、法律或医疗报告、商务往来；日常口语中也可使用，但表达“偶然的”时，accidental 或 by chance 更常见。注意不要与名词 incident 混淆。
常后接介词to，表示'附带于...'。
Dictionary facts from AI_FALLBACK, ECDICT, WIKTIONARY, WORDNET.