如果欧洲，中国和其他贸易伙伴对特朗普的关税实施报复，它们只会减少自己的贸易收益，不会因保护主义而获得任何优势。
If Europe, China, and other trade partners were to retaliate in response to Trump’s tariffs they would simply reduce their own gains from trade without reaping any of the advantages of protectionism.