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causality between A and B
用于说明两个事物之间存在因果关系，A和B为两个相关的事物。
The study examined the causality between sleep and memory.
这项研究考察了睡眠与记忆之间的因果关系。
因果关系
先理解核心含义，再看它在真实句子里的用法。
因果关系
the relation between causes and effects
The study examined the causality between sleep and memory.
这项研究考察了睡眠与记忆之间的因果关系。
原因的作用力；原因产生结果的作用或力量。
The agency of a cause; the action or power of a cause, in producing its effect.
发生或存在的事物与其原因之间的关系；因果关系。
The relationship between something that happens or exists and the thing that causes it; the cause and consequence relationship.
In science class, we learned about causality and how one event can lead to another.
在科学课上，我们学习了因果关系，以及一个事件如何导致另一个事件。
To test causality, researchers changed one factor and kept the others the same.
为了检验因果关系，研究人员改变一个因素，并保持其他因素不变。
The causality between lack of sleep and poor concentration is complicated.
睡眠不足与注意力不集中之间的因果关系很复杂。
用于说明两个事物之间存在因果关系，A和B为两个相关的事物。
The study examined the causality between sleep and memory.
这项研究考察了睡眠与记忆之间的因果关系。
后接单数名词或事件，表示某事物或事件的原因属性。
The causality of the disease is still unknown.
这种疾病的因果关系仍不明确。
Not this
The causality relationship is hard to prove.
Use this
The causal relationship is hard to prove.
causality 是名词，意为“因果关系”；修饰名词时应用形容词 causal（因果的），不能直接用名词作定语。
Not this
The police are investigating the causality of the accident.
Use this
The police are investigating the cause of the accident.
causality 指“因果关系”这一抽象概念，表示具体的原因或起因时应用 cause，二者不可混用。
Not this
The earthquake caused many causalities.
Use this
The earthquake caused many casualties.
causality（复数 causalities）意为“因果关系”，与 casualty（伤亡人员，复数 casualties）形近义远；表示人员伤亡时应用 casualty。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
因果律
Every experiment assumes the law of causality.
每项实验都以因果律为前提。
确立因果关系
This study cannot establish causality between the two factors.
这项研究无法确立这两个因素之间的因果关系。
对因果律的违背
The result appears to be a causality violation.
这个结果似乎是对因果律的违背。
因果循环
The plot involves a causality loop.
情节涉及一个因果循环。
我相信，因果律就像许多在哲学家那里蒙混过关的东西一样，是已逝时代的遗物；它之所以像君主制一样存活下来，仅仅是因为人们错误地认为它无害。
This is from Bertrand Russell's 1912 essay 'On the Notion of Cause,' where he uses causality to question common assumptions about cause and effect.
这句话出自伯特兰·罗素1912年的文章《论原因概念》，他在文中用因果性来质疑关于因果关系的常见预设。
相关不等于因果。
This is a popular maxim in statistics and data science, reminding people that a correlation between two variables does not by itself prove causality.
这是统计学和数据科学中一句流行的格言，提醒人们两个变量之间的相关性本身并不能证明因果性。
Use causality naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
causality 开头是 cause（原因），-ality 像 ability，联想“找原因的能力”→因果关系。
语域：formal 常见场景：学术论文、哲学讨论、科学分析 通常用于正式或学术语境，哲学、科学和理论讨论中比较常见；日常口语中更常说 cause and effect。
上面这些词都与 causality 押韵，韵脚均为 /ˈæləti/。注意拼写相似的 casualty /ˈkæʒuəlti/（伤亡者）发音差异很大，别混淆。
Dictionary facts from ECDICT, WIKTIONARY.