"buy american"

The buy American provision in the U.S.stimulus Buy American奥巴马提出后Buy被哪个词替代了 American If you are not in the USA,we help you buy American cars. We "Buy American" provision是什么意思啊?不要翻译,我想知道它的名字解释 Why not to buy American products?口语课speech的题目, buy American pie American Dream american agriculture African-American “American Dream：