基本解释[经济学]轻跳频改汇率英汉例句双语例句As a result, the PBOChas de facto adopted a crawling-peg exchange-rate regime.因此，人民银行实际上采取爬行钉住汇率制。finance.caijing.com.cn词组短语短语crawling peg exchange rate system 爬行钉住制专业释义经济学轻跳频改汇率