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to slide; to slip off; to get dislocated; to be out of alignment; to get dislodged; to deviate; to shift (position); to be out of sync; to be slightly off; to be off-point
時計がずれているので合わせてください。
The clock is off, so please adjust it.
スケジュールが少しずれてしまった。
The schedule has shifted a little.
話題がずれないように注意しよう。
Let's be careful not to get off topic.