尽管在这将成为可能之前有一些问题需要解决，但我们肯定可以梦想一个世界，在那里科技使千百万人的生活更容易和更安全。

Although there are some problems to solve before this will be possible, we can certainly dream of a world where technology makes life easier and safer for millions of people.

youdao

在当今世界上存在的所有语言中，肯定有已经发展多年的复杂性。

In all the languages existing in the world today, there are complexities that must have been developed for years.

youdao

肯定是很早就有奶油蛋挞，然后在世界各地广为流传。

It must have been a custard tart early on, and it has spread around the world.

youdao

There are other factors involved too like high energy prices, but certainly U.S. policy is affecting that, but we're also affected by the rest of the world.

还有诸如能源价格高昂等其它因素,但美国的政策肯定是有影响,但世界其它地区的情况也影响了我们

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选