Usages of вмешательство
Если бы не ваше вмешательство, мы бы потеряли клиента.
If it weren't for your intervention, we would have lost the client.
Если бы не его вмешательство и оперативность, мы бы не спасли проект.
If it weren't for his intervention and promptness, we would not have saved the project.
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