Word · Frequency #9568
erratic
反复无常的；不稳定的；飘忽不定的
核心释义
unpredictable or inconsistent in behavior, performance, or movement; changing suddenly without a clear pattern
- 1.
不稳定的、多变的；易发生意外变化；不一致的。
Unsteady, random; prone to unexpected changes; not consistent.
- 2.
变化无常的
liable to sudden unpredictable change
- 3.
偏离常规观点或行为的；古怪的；奇特的。
Deviating from normal opinions or actions; eccentric; odd.
- 4.
飘忽不定的
having no fixed course
- 5.
不稳定的
likely to perform unpredictably; ; ; - Osbert Lancaster
古怪的；异乎寻常的；不稳定的、多变的；易发生意外变化；不一致的。；变化无常的；偏离常规观点或行为的；古怪的；奇特的。；飘忽不定的
用法In use
The stock market has been erratic this year.
用法提示：Erratic 作形容词，描述股市波动大、难以预测。
His erratic behavior worries his friends.
用法提示：Erratic 形容行为不稳定、古怪。
The bus service is erratic because of the strike.
用法提示：Erratic 描述公交服务不准时、变化无常。
erratic behavior
an erratic comet
erratic winds are the bane of a sailor
be erratic
相关词与表达Connections
搭配Collocations
- erratic behavior
- 异常行为；反复无常的行为
- The teacher was concerned about the student's erratic behavior in class.老师担心学生在课堂上的异常行为。
- erratic driving
- 不稳定的驾驶
- The police stopped the driver for erratic driving on the highway.警察因该司机在高速公路上不稳定的驾驶而将其拦下。
- erratic weather
- 变化无常的天气
- The region has been experiencing erratic weather patterns due to climate change.由于气候变化，该地区一直经历着变化无常的天气模式。
- erratic heartbeat
- 心律不齐
- The patient complained of an erratic heartbeat and was referred to a cardiologist.患者抱怨心律不齐，被转诊给心脏科医生。
- erratic performance
学习提示Learner notes
记忆技巧Memory Tip
erratic = err (犯错) + rat (老鼠) → 老鼠犯错，四处乱窜，行为变幻莫测。
语境与语域Context & Register
语域：neutral 常见场景：形容行为或性情、形容天气或价格波动、形容机器性能 该词在多种场景中均可使用，通常用于描述难以预测的变化，属于中性语域。
语法说明Grammar Note
通常作表语或定语，后接in表示在某方面不稳定。
发音与拼写Pronunciation & Spelling
All listed words end with '-atic' and are pronounced with the final syllables /ætɪk/, rhyming with 'erratic' (/ɪrætɪk/). Note that 'erotic' (/ɪˈrɒtɪk/) has a similar spelling but a different vowel sound.
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
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Dictionary facts from ECDICT, WIKTIONARY, WORDNET.