So as you can see, as we escalate the problem difficulty, the difference between the good method and the not quite as good method gets bigger and bigger and bigger.

如你所见，当我们处理更复杂的,问题的时候，优良的算法,和并不那么好的算法之间的,差异会变的越来越大，这一点很重要。

麻省理工公开课 - 计算机科学及编程导论课程节选

You know, you've seen, and there are some products where they sell themselves as no-ad products.

你知道，你也见过，有的产品销售的时候号称无广告产品。

广告和价格的关系 - SpeakingMax英语口语达人