在20世纪初，很少有东西比科学知识的承诺更吸引人的了。

In the early 20th century, few things were more appealing than the promise of scientific knowledge.

youdao

不说活着的东西，就连摆在商品架上的食品，也要比别的地方的要新鲜，要吸引人。

Do not say things alive, and even placed in racks of food commodities, but also to other places than the fresh, to attract people.

youdao

But thankfully I also found in my trolling around this morning,something that is perhaps technically motivating and at least remains for those of you which is many of you who actually use Gmail, you might have seen a little advert in the top right hand corner recently saying new beta version of a little something called Gmail Priority Inbox.

幸运的是我今天早上在网上闲逛的时候,发现了一些东西,一些对还在使用Gmail的人来说,可能在技术上有吸引力的东西，你可能已经看到,其右上方有个广告说的是,新版本Gmail优先收件箱发布了。

哈佛公开课 - 计算机科学课程节选