欧猪四国又称金猪四国，欧元区的Portugal—葡萄牙、Italy—意大利、Greece—希腊、Spain—西班牙四个南欧国家的首字母合称pigs。还有一说是Portugal—葡萄牙、Italy—意大利、Ireland—爱尔兰、Greece—希腊、Spain—西班牙，合称piigs（欧猪五国/笨猪五国）。
而欧猪四国——葡萄牙、爱尔兰、希腊和西班牙的信用等级则被降低。
Those of the PIGS—Portugal, Ireland, Greece and Spain—have all been downgraded.
我想你只是在说明了（中国外汇）数量有多大，但是还是要注意即使中国购买了欧猪四国的未偿还债务，欧猪的危机还是没解决。
I know you're only trying to illustrate the scale of the numbers involved lightheartedly, but just to note that China buying the outstanding debt of the PIGS will not solve their debt crisis.
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