1
irregularity in [noun phrase]
指某事物中的不规则或异常之处。
There is an irregularity in the data.
数据中存在一个异常。
不规则；不规律；不整齐
先理解核心含义，再看它在真实句子里的用法。
不规则；不规律；不整齐
The quality or state of being irregular, for example not even, not regular in pattern, or not following usual rules.
There is an irregularity in the data.
数据中存在一个异常。
不规则的实例。
An instance of being irregular.
不规则的状态或程度。
The state or condition of being irregular, or the extent to which something is irregular.
不规则或不寻常的事物或事件。
An object or event that is not regular or ordinary.
违反规则。
A violation of rules.
The irregularity of the bus schedule frustrated many commuters.
公交车时刻表的不规律让许多通勤者感到沮丧。
Doctors detected an irregularity in the shape of her heart during the scan.
医生在扫描中发现她的心脏形状存在不规则。
The company was investigated for financial irregularities.
该公司因财务违规行为受到调查。
指某事物中的不规则或异常之处。
There is an irregularity in the data.
数据中存在一个异常。
复数形式，常指多个违规或不规则之处。
The auditors found several irregularities in the accounts.
审计员在账目中发现了多处违规。
强调某事物的不规律性质。
The irregularity of his heartbeat worried the doctor.
他心跳的不规律让医生担心。
Not this
There is an irregular in the pattern.
Use this
There is an irregularity in the pattern.
“irregular”是形容词，表示“不规则的”，而这里需要名词形式，表示“不规则的事物或情况”，所以应用名词“irregularity”.
Not this
The irregularity of the data caused problems.
Use this
The irregularity in the data caused problems.
表示“数据中的不规则”时，正确的介词是“in”而非“of”，“irregularity in”是固定搭配，强调不规则存在于某个范围内.
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
心脏不规则跳动
The patient was diagnosed with heart irregularities.
该患者被诊断出心脏不规则跳动。
财务违规行为
The audit revealed several financial irregularities.
审计揭露了若干财务违规行为。
选举违规行为
Reports of election irregularities emerged after the vote.
投票后出现了选举违规行为的报告。
结构不规则性
The engineer noted structural irregularities in the building.
工程师注意到该建筑的结构不规则性。
月经不调
She consulted a doctor about her menstrual irregularities.
她就月经不调咨询了医生。
Use irregularity naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象锯齿状边缘与光滑圆形的对比，ir-（不）+ regular（规则）+ ity 就是不规则的特性。
语域：neutral 常见场景：medical、geometry、manufacturing 此用法下“irregularity”通常为中性语域，多用于指物体形状或表面出现的不规则变异，常见于医学检查、几何测量及产品质量检测等场景。
常与介词in连用，表示在某方面的不规则；复数形式表示多起违规行为。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.