unpredictably
unpredictably — 副詞
1. in a manner that changes often and without any clear cause, so that you cannot g
難以預料
突然且無原因地變化
in a manner that changes often and without any clear cause, so that you cannot guess what will happen next
The weather here changes unpredictably, swinging from hot sunshine to rain within an hour.
這裡的天氣變化難以預料，一小時內就從炎熱轉為下雨。
adverb of manner modifying 'changes'
Fatima's mood shifted unpredictably during the meeting, leaving colleagues unsure how to talk to her.
Fatima 在會議中情緒難以預料地起伏，讓同事們不知該怎麼跟她說話。
verb + unpredictably pattern
The old car's engine stopped unpredictably, stranding Wei on the highway twice last month.
那部老車的引擎突然熄火，讓 Wei 上個月在高速公路上拋錨了兩次。
Share prices at the firm have been jumping unpredictably since the CEO resigned.
自從執行長辭職以來，那家公司的股價一直在難以預料地波動。
Ananya found it stressful that her grades varied unpredictably from one semester to the next.
Ananya 發現她的考試成績每學期都變化得難以預料，這讓她感到很有壓力。
- erratically
more physical/mechanical — suggests uneven or irregular movement rather than sudden changes of state
- capriciously
implies a whimsical or impulsive cause, often used for personal behaviour; more literary and less common
- unsteadily
suggests wavering or lack of stability, often in physical movement or performance
- predictably
in a way that can be known or expected in advance
- consistently
in a way that stays the same over time
文法句型
unpredictably + verb
verb + unpredictably
用法筆記
Commonly pairs with verbs of change: change, shift, vary, move, behave, swing, jump. The adverb usually follows the verb but may precede it for emphasis.
常見錯誤
unpredictably — 形容詞
- unpredictablypositive
- more unpredictablycomparative
- most unpredictablysuperlative
1. not known or not possible to know ahead of time; impossible to foresee or plan f
無法預知
無法事先知道或預見
not known or not possible to know ahead of time; impossible to foresee or plan for
The outcome of the election remained unpredictable until the final votes were counted.
選舉的結果直到最後一張票被計算完為止都無法預知。
be + unpredictable (subject = event/outcome)
Earthquakes are unpredictable natural events that can strike without any warning at all.
地震是無法預知的自然現象，隨時可能在毫無預警的情況下發生。
unpredictable + noun (attributive use)
In a fast-changing market like electronics, consumer trends are often highly unpredictable.
在電子產品等快速變化的市場中，消費者趨勢往往極難預知。
The long-term effects of the new treatment remain unpredictable, so doctors are proceeding with caution.
這種新療法的長期影響仍然無法預知，因此醫生們正在謹慎地進行。
Jamal found the job market for graduates was completely unpredictable from year to year.
Jamal 發現剛畢業生面對的就業市場每年都完全無法預知。
- unforeseeable
more formal; strongly emphasises that the future could not be seen in advance
- uncertain
broader — can mean unclear or doubtful, not necessarily subject to change
- unreliable
focuses on trustworthiness rather than foreseeability
- predictable
able to be known or forecast in advance
- foreseeable
able to be seen or known ahead of time
文法句型
be + unpredictable
unpredictable + noun
用法筆記
Describes events, outcomes, results, or natural phenomena. When applied to a person's general nature, use sense 2 instead. This sense is gradable (very unpredictable, highly unpredictable, completely unpredictable).
常見錯誤
2. acting or reacting so differently at different times that other people cannot kn
難以捉摸
行為表現無法讓人預期
acting or reacting so differently at different times that other people cannot know what will happen next
Diego is an unpredictable person — warm one day, distant and quiet the next.
Diego 是個難以捉摸的人——今天溫暖，隔天卻疏遠安靜。
be + unpredictable describing a person's character
Our neighbour's dog is unpredictable — wagging its tail one minute and growling the next.
鄰居的狗難以捉摸——上一分鐘還在搖尾巴，下一分鐘就低吼。
An unpredictable driver swerved into our lane on the highway without signalling.
一名難以捉摸的駕駛沒打方向燈就切進我們在高速公路的車道。
Sofia found her younger brother's unpredictable moods exhausting to deal with after school each day.
Sofia 發現她弟弟難以捉摸的情緒讓她每天放學後都筋疲力竭。
The team struggled with Elena because her unpredictable decisions seemed to have no logic.
團隊很難跟 Elena 共事，因為她的決定難以捉摸，似乎沒有任何邏輯。
- capricious
suggests sudden changes driven by whim or impulse; often literary
- volatile
stronger — suggests dangerous, explosive changes, especially in mood or temper
- whimsical
softer — suggests playful or charming unpredictability, not dangerous
- dependable
can be trusted to behave consistently
- steady
stays the same in behaviour or mood over time
文法句型
be + unpredictable
unpredictable + noun
用法筆記
Applies to people, animals, or anything with apparent will or agency. Distinguish from sense 1: sense 1 describes external events (earthquake, market), while sense 2 describes the behaviour of a living being or a system that acts as if it has intent.