Hanzi
事过境迁
事过境迁
事过境迁
事过境迁
事过境迁
事过境迁
事过境迁
事过境迁

shì事guò过jìng境qiān迁

Things have changed with the passage of time; circumstances are no longer what they were.

我们曾经的约定，如今事过境迁，也不必再提了。
Our past agreement, with circumstances having changed, there's no need to bring it up again.
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