如果有一个单一的、普遍接受的指标，用以衡量美国人的经济和社会福利，那将是极其方便的。

It would be enormously convenient to have a single, generally accepted index of the economic and social welfare of the people of the United States.

youdao

如果有一个单一的、普遍接受的指标，用以衡量美国人的经济和社会福利，那将是极其方便的。

It would be enormously convenient to have a single, generally accepted index of the economic and social welfare of the people of the United States.

youdao