The goal is to come up with substantive, but workable solutions to cut greenhouse gas emissions,promote new, eco-friendly technologies, but also promote economic growth and investment and help the less developed nations to adapt to these new conditions.

VOA: standard.2009.12.09

We can see various breaks in financial history when some new idea was suddenly proven workable.

金融史上,当新的想法突然间变得可行,我们就能看到许多的创新突破

耶鲁公开课 - 金融市场课程节选

We can see various breaks in financial history when some new idea was suddenly proven workable.

金融史上,当新的想法突然间变得可行,我们就能看到许多的创新突破

耶鲁公开课 - 金融市场课程节选