也就是说，技术，而非贸易，才是21世纪经济的主题（当然，这两者相互影响，贸易刺激技术发展，推动技术传播，但这恐怕更多的是一种文字游戏 ） 。
That is, technology, not trade, was the big story of the twentieth-century economy (of course, the two interact, with trade helping to diffuse and stimulate technology, but this is a matter of semantics.)