The report,Promoting Development, Saving the Planet,said that up to $1 trillion a year would be needed to deal with issues of climate change in the future.

VOA: standard.2009.09.01

Barnyard1 OK. The change is, well, on Barnyard 1 it looks much the same as it did for Barnyard.

也就是solve1和,做出的变化就是在Barnyard1中。

麻省理工公开课 - 计算机科学及编程导论课程节选

So path number 1 went from i, f let's call this path up here. went to f, and this is how much energy change there was.

从i出发，经过路径1到达，能量的变化是这么多。

麻省理工公开课 - 热力学与动力学课程节选