coincide
- v. 同时发生
- v. 相符
- Definition
- v. to happen at the same time as something else
- v. to match exactly
- Example
- Her birthday happens to coincide with the holiday this year.
- 今年她的生日碰巧和假期是同一天。
Synonyms & Differences 近义词辨析
Compared meaning: to happen at the same time (verb).
比较义项：同时发生（动词）。
- coincide 本词
The everyday, neutral word for two events happening at the same time; common in speech and writing about dates, schedules, or plans.
coincide是日常、中性的用词，用来表示两件事恰好同时发生，常用于谈论日期、日程或计划。
The two concerts coincide, so I can only attend one of them.
这两场音乐会时间恰好重合，所以我只能去参加其中一场。
- concur
A formal, literary word, often used of abstract factors or circumstances that combine at the same time; today it usually means 'agree' instead.
concur是正式、文学化的用词，常用来说抽象的因素或情况恰好同时凑到一起；如今它更常用来表示“同意”这一意思。
Several unfortunate factors concurred to make the launch a complete failure.
有几个不利因素恰好同时凑到了一起，导致这次发射彻底失败。
Coincide and concur can mean to happen at the same time. Coincide is the everyday word, common in speech about dates or schedules. Concur is formal and literary here, mostly for abstract factors combining, and is rare today. Not compared: concur's common meaning, to agree.
这两个词都可以表示两件事恰好同时发生，但语体差别明显：coincide是日常用词，concur在这个意思上是正式、文学化的说法，如今很少见。这里不比较concur更常见的“同意”这一义项。