但为了使货币贬值发挥作用，当汇率下降时就立刻得涌现出更多的出口需求（或者用经济学术语说，出口需求的价格弹性必须较高 ） 。
But in order for currency depreciation to work its magic, more demand for exports must be forthcoming when the exchange rate falls (or, as economists say, the price elasticity of demand for exports must be high).