You can say if this is true, then go and do the following pieces of code or puzzle pieces that are inside this part of the block, else go ahead and do these that are down here.

你可以说如果条件成立，执行下面的代码段,或板块中的拼图，否则跳过去执行这下面的语句。

哈佛公开课 - 计算机科学课程节选

What I want to do, I want to talk about Jeremy Siegel's book and the equity premium puzzle.

接下来我要做的是，我想谈论下杰里米·西格尔的书,和股权溢价之谜。

耶鲁公开课 - 金融市场课程节选