Pay through the nose for something = to pay far too much for something
(بهای سنگینی پرداخت کردن)
Pull strings = to secretly use your influence with important people in order to get what you want or help someone else
(از نفوذ خود برای انجام کاری استفاده کردن)
Up to something =
1. Used to say that you think someone is doing something that they should not be doing
2. Clever, good, or well enough for a particular purpose or in order to do something