President Obama said in late June that he is determined to enact a major reform at the end of the summer.

奥巴马总统六月份时说,他坚决,要在夏天结束前实施改革。

斯坦福公开课 - 经济学课程节选

President Obama said in late June that he is determined to enact a major reform at the end of the summer.

奥巴马总统六月份时说,他坚决,要在夏天结束前实施改革。

斯坦福公开课 - 经济学课程节选