"Today,we've taken another step forward by - in leaving behind the legacy of the 20th century while building a more secure future for our children."

VOA: standard.2010.03.26

Once you're doing this on your own, -- especially, for example, on exam 2, which is a ways down the road, you won't be able to look at those steps, so you need to make sure that you can go through them without looking at them, but for now we can look at them as we are actually learning how to draw the Lewis structures, and rather just go through them step-by-step, it's more interesting to do it with an example.

每当你要画一个路易斯结构的时候，特别是，比如，在第二次考试中，在不远的将来，你将看不到这张表，因此你需要确保自己在不看这张表,的情况下也能按照上面的流程来画，但是目前我们是可以看着这张表,来学习如何画路易斯结构的，而相比于一步一步地讲，通过例子来演示一下会更有意思。

麻省理工公开课 - 化学原理课程节选

Master this pattern, and all these patterns, and you will master the English language step-by-step.

掌握这一句型以及其他所有句型，你就能一步一步地说一口流利的英语了。

When 课堂 - SpeakingMax英语口语达人

He can take another step in that direction Saturday when the Jamaican four-by-100 relay team is expected to give Bolt a chance for his sixth straight gold.

VOA: standard.2009.08.21

because it really is one step closer in getting you mastering the English language, step-by-step.

这样的话你就能离说一口流利的英语更近一步了。

I'm ~ing 课堂 - SpeakingMax英语口语达人

But in a press appearance here, she said the resolution of the standoff - with the reinstatement of the country's deposed Supreme Court Chief Justice Iftikhar Mohammed Chaudhry - was a resolution by the Pakistanis themselves and a hopeful first step toward broader dialogue.

VOA: standard.2009.03.16