1
unforeseen + noun
unforeseen 常与 circumstances、events、problems 等名词搭配。
The project was delayed by unforeseen problems.
项目因未预见的问题而延误。
未预见的；意料之外的
先理解核心含义，再看它在真实句子里的用法。
未预见的；意料之外的
not anticipated; not expected
The project was delayed by unforeseen problems.
项目因未预见的问题而延误。
未预见到的
Not foreseen.
未预料到的
not anticipated; - H.W.Glidden
未预期到的
Not expected.
The project was delayed by unforeseen technical problems.
项目因始料未及的技术问题而延期。
AI contextual example
We had to cancel the picnic because of an unforeseen change in the weather.
由于天气出现意料之外的变化，我们不得不取消野餐。
AI contextual example
Always keep some extra money in case of unforeseen expenses.
始终留些额外的钱，以防出现没有预料到的开支。
AI contextual example
unforeseen circumstances
不可预见的情况
WordNet
unforeseen 常与 circumstances、events、problems 等名词搭配。
The project was delayed by unforeseen problems.
项目因未预见的问题而延误。
作表语时，常与 entirely、completely 等程度副词连用。
The sudden change in weather was entirely unforeseen.
天气的突然变化完全出乎意料。
这是正式书面语中的常见固定短语，多用于通知或说明。
Due to unforeseen circumstances, the meeting has been moved to next week.
由于始料未及的情况，会议已改到下星期。
Not this
I unforeseen the problem until it was too late.
Use this
I did not foresee the problem until it was too late.
unforeseen 是形容词，不是动词，不能直接作谓语；表达“没有预见到”应用动词 foresee 的否定形式 did not foresee。
Not this
The flood was unforeseeable, so the village was not prepared.
Use this
The flood was unforeseen, so the village was not prepared.
unforeseen 指“（事实上）未被预料到的”，而 unforeseeable 指“（在任何情况下都）无法预见的”。此处说的是洪水实际发生且没被提前预料，应用 unforeseen。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
未预见的情况
The event was canceled due to unforeseen circumstances.
活动因未预见的情况而取消。
未预见的后果
The policy had unforeseen consequences for the economy.
这项政策对经济产生了未预见的后果。
未预见的延误
We experienced unforeseen delays during construction.
施工期间我们遇到了未预见的延误。
未预见的费用
The project ran over budget because of unforeseen costs.
由于未预见的费用，项目超出了预算。
未预见的事件
The plan was disrupted by unforeseen events.
计划被未预见的事件打乱了。
发长 /iː/ 音 (如 see, free)
Use unforeseen naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
un（未）+ foreseen（预见）= 未能预见；想象一场没预报的暴雨突然打乱计划，完全始料未及。
语域：formal 常见场景：正式报告、新闻报道、合同与法律文件 unforeseen 多用于正式书面语或正式场合，如报告、新闻和合同；日常口语中更常说 unexpected。
以上单词都以重读音节中的 /in/ 与 unforeseen 最后的 -seen 押韵：seen /sin/、scene /sin/、green /ɡrin/、teen /tin/、queen /kwin/、between /bɪˈtwin/。其中 scene 拼写不同但读音相同。注意拼写相近的 sine /saɪn/ 和 seem /sim/ 发音并不相同，不要混淆。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.