过度贬值 meaning in English

excess depreciation

And would these gains be short lived , if depreciation and inflation overshoot to the extent of requiring a substantial rise in interest rates to maintain currency stability , however the financial secretary chooses to define an alternative monetary policy objective
此外，若货币过度贬值及通胀急升，以致要大幅调高利率才能维持货币稳定，那么无论财政司司长如何界定其货币政策目标，以上所提到的经济利益会否只持续一段短时间呢？