It is fortunate that we are becoming less of an idea leader because for too long the United States, and a handful of other developed countries, have shouldered the entire burden of research and development.
庆幸的是, 我们不在是创新方面的带头人了 因为长期以来, 美国 和其他几个发达国家, 肩负着整个研究和开发的 的重任.