Artykuł Bank to pump £75bn into economy

revive - ożywić, odnowić, wznowić
The Bank of England is to create £75bn of new money in an attempt to revive lending

a fresh all-time low - rekordowo niskie (stopy procentowe), najniższy poziom
the Bank cut interest rates from 1% to 0.5% - a fresh all-time low

gilts - obligacje państwowe
Instead, it will buy assets - such as government securities (gilts)

admission - wstęp
I don't think anyone should be pleased we have reached this point. It is an admission of failure.

diminished - zmniejszony, zredukowany
Today's decision is a kick in the teeth for savers who will see their already diminished interest payments fall even further