прошло три года с тех пор, как

three years have passed since

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phrase Rare #39,021
three years have passed since Used to say that three years have elapsed since an event or situation. The clause after как describes what happened or began three years ago.
RU: Прошло три года с тех пор, как мы переехали в этот город.
EN: Three years have passed since we moved to this city.