Word · CEFR A2 · Frequency #3532
uncertain
不确定的；没有把握的；不确信的
lacking or indicating lack of confidence or assurance
- 1.
Not certain; unsure.
不确定的；不确定的
- 2.
lacking or indicating lack of confidence or assurance
缺乏信心或保证的
- 3.
Not known for certain; questionable.
不确定的；可疑的
- 4.
not established beyond doubt; still undecided or unknown
尚未确定的,未知的
- 5.
Not yet determined; undecided.
尚未确定的；未决定的
- 6.
not established or confirmed
未确定的,未证实的
- 7.
Variable and subject to change.
可变的,易变的
- 8.
Fitful or unsteady.
断断续续或不稳定的
- 9.
Unpredictable or capricious.
不可预测或反复无常的
不确定的；不确定的；缺乏信心或保证的；不确定的；可疑的；尚未确定的,未知的；尚未确定的；未决定的
In use
I am uncertain about the exact time of the meeting.
She felt uncertain whether to accept the job offer.
The future of the project remains uncertain.
uncertain of his convictions
moving with uncertain (or unsure) steps
an uncertain smile
touched the ornaments with uncertain fingers
an uncertain future
a manuscript of uncertain origin
Connections
Collocations
- uncertain about
- 对…不确定
- I'm uncertain about what to do next.我对接下来该做什么不确定。
- uncertain future
- 不确定的未来
- The company faces an uncertain future.这家公司面临着不确定的未来。
- uncertain outcome
- 不确定的结果
- The election outcome is still uncertain.选举结果仍然不确定。
- uncertain times
- 不确定的时代
- We are living in uncertain times.我们正生活在不确定的时代。
- uncertain weather
- 多变的天气
- The weather is uncertain this week.这周的天气不稳定。
Idioms & figurative uses
Learner notes
Memory Tip
单词 'uncertain' 由 'un-'（不）和 'certain'（确定）组成，合起来就是'不确定'。
Context & Register
中性注册，常见于学术、新闻报道、日常对话等描述不确定性、未定状态或缺乏把握的场景。通常不涉及强烈情感，适用于多种正式与非正式场合。
Pronunciation & Spelling
Words ending in -tain that rhyme with 'uncertain' (stressed vowel /ɜːr/ followed by /tn/): certain and curtain. Others (captain, mountain, fountain, villain) have different stressed vowels and do not rhyme, despite sharing the '-tain' spelling.
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.