let something drop

let something drop/rest/lie
to stop talking about something
I think we’d better let the matter drop so your father can calm down.
Just let it rest, would you?

to stop talking about or trying to deal with something
It seems the press are not going to let the matter rest.

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منابع

• https://www.macmillandictionary.com/dictionary/british/let-something-drop-rest• https://www.ldoceonline.com/dictionary/let-something-drop-rest-lie