The emergency rate rise helped the rouble only a little.

紧急加息对卢布的帮助微乎其微。

We've already had one investment bank, Deutsche Bank, suggesting that the Bank of England may need to do an emergency rate hike in order to arrest the slide in the pound.

已经有一家投资银行，也就是德意志银行，建议英格兰银行紧急加息，以阻止英镑下跌。