受到避险需求的提振，日元兑美元升至年内最高水平；随着美国对加拿大和墨西哥的关税措施生效，市场的担忧情绪升温。

　　美元/日元跌0.8%，至148.33，创去年10月10日以来的最低水平。

　　避险需求提振低收益货币，美元/瑞郎跌0.7%，至0.8903，为12月16日以来新低。

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责任编辑：王许宁

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