美国的社会福利在西方国家不是最好的，但其社会安全金体系却是全世界最大的。的翻译：United States social welfare in the West are not the best, but its social security payment system is the world's largest. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

American social welfare in Western countries is not the best, but their social security payment system is the world's largest.

United States social welfare in the West are not the best, but its social security payment system is the world's largest.

US's social welfare in the Western country is not best, but its security, social gold system is actually the world biggest.

The American social welfare in Western countries are not the best, but their social security payments system, however, is the world's largest.

United States social welfare in the West are not the best, but its social security payment system is the world's largest.