许多人认为，玉米乙醇应该取代化石燃料气体，成为汽车的主要燃料。

There are many who argue that corn ethanol should replace fossil fuel gas as the primary source for running cars.

youdao

我们都觉得以前它就应该取代航天飞机了。

We feel that this should have taken over from the shuttle a while back.

youdao

我也没有表示核能应该取代可再生能源，或者核能在总发电量里面的比重应当提升。

Nor did I suggest that nuclear should replace renewables, or produce any higher proportion of our electricity than it does already.

youdao

I know you couldn't do the details, but you should at least know that it's i prime and j prime that have been replaced by i and j.

我知道你们不太注意细节,但你们至少应该知道 i' 和 j',已经被 i 和 j 取代了

耶鲁公开课 - 基础物理课程节选