flaw
用法要点
句型搭配
常用作可数名词，常与动词如 find、have、point out 等搭配，表示发现、存在或指出缺陷。
介词用法
常与介词 in 连用，表示在某事物中存在缺陷，如 flaw in the system；也可用 with 表示与某事物相关的缺陷。
语域说明
flaw 在正式和非正式语境中均常用，适用于日常对话、学术写作和商务报告，强调客观存在的不足。
基础例句
There's a small flaw in this glass, so it might crack easily.
这个玻璃杯有个小裂纹，所以可能容易破裂。
I found a flaw in his story that made me doubt its truth.
我发现他故事中的一个漏洞，让我怀疑其真实性。
The plan has a major flaw: it doesn't consider the weather conditions.
这个计划有个重大缺陷：它没有考虑天气条件。
高级例句
The research paper identified a fundamental flaw in the previous experimental methodology.
这篇研究论文指出了先前实验方法中的一个根本性缺陷。
During the audit, we discovered a security flaw in the software that requires immediate patching.
在审计过程中，我们发现了软件中的一个安全漏洞，需要立即修补。
The contract was rejected due to a legal flaw that could expose the company to significant risk.
由于存在可能使公司面临重大风险的法律瑕疵，该合同被拒绝了。
高频搭配
verb
adjective
noun
adverb
preposition
phrase
常见错误
错误使用了介词 on。flaw 通常与 in 搭配，表示在系统、计划等内部存在缺陷，应改为 in。
中文直译导致表达不自然。在英语中，更常用 character flaws 或 flaws in his character 来表示性格缺陷，避免冗长的 in his personality。
近义词辨析
defect
defect 更强调制造或设计上的具体瑕疵，常指产品缺陷，而 flaw 范围更广，可指抽象或具体的不足。
The car was recalled due to a manufacturing defect. (具体产品缺陷) vs. There's a logical flaw in your argument. (抽象逻辑缺陷)
weakness
weakness 通常指人或事物的弱点或不足之处，更主观或涉及能力，而 flaw 更客观，指存在的缺点或瑕疵。
His main weakness is his lack of confidence. (主观弱点) vs. The diamond has a tiny flaw that affects its value. (客观瑕疵)