V2EX failure point

Failure Point

Definition / 定义

failure point失效点 / 故障点;指系统、结构或流程中最可能首先失效、或一旦失效就会导致整体功能下降/停止的关键位置或环节。也可引申为崩溃的临界点(达到某个条件就“撑不住”的点)。常见相关表达还有 point of failuresingle point of failure(单点故障)。

Pronunciation / 发音

/feljr pnt/

Examples / 例句

The battery is the failure point in this old laptop.
这台旧笔记本电脑的电池是最容易出故障的地方。

In the audit, the team traced the outage to a hidden failure point in the backup process that only appeared under peak traffic.
在审计中,团队将宕机追溯到备份流程中一个隐藏的失效点,它只在流量高峰时才暴露出来。

Etymology / 词源

failure 来自拉丁语 fallere(“欺骗、使落空”),经由法语进入英语,逐渐引申为“失败、失效”。point 来自拉丁语 punctum(“点、刺点”)。组合成 failure point,字面即“发生失效的点”,在工程、可靠性与风险管理语境中尤其常用。

Related Words / 相关词汇

Literary Works / 文学作品举例

作为偏技术的复合词,failure point 更常出现在工程与风险分析类写作中(而非传统文学名著),例如以下类型的经典资料中常见:

  • 系统工程与可靠性工程教材(讨论部件/流程的失效点、冗余设计)
  • FMEA(失效模式与影响分析)与 FTA(故障树分析)相关手册与案例集
  • 航空航天、土木、软件运维等行业的事故调查报告与技术白皮书(定位关键失效点)
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