devaluation

名词 devaluation:

1. an official lowering of a nation's currency; a decrease in the value of a country's currency relative to that of foreign countries
2. the reduction of something's value or worth

1. Share price plummet or plunge on the news of the devaluation.
   一有贬值的消息，股票价格就暴跌了。
2. There's been a further devaluation of the dollar.
   美元继续贬值。