This is an important step toward a nuclear-free world.

这是向无核世界跨出的重要的一步。

《柯林斯英汉双解大词典》

We consider this agreement to be an important step forward.

我们认为，这项协定是向前迈出了重要的一步。

《牛津词典》

youdao

Mark Bedau of Reed College in Oregon says Mister Venter's work marks an important step over traditional genetic engineering of individual genes.

VOA: special.2010.07.20

But, of course, these models abstract from very important parts of reality, and the next step to do is what?

但是,当然了,模型是由重要的事实抽象而来得,我们接下来该怎么做呢

耶鲁公开课 - 博弈论课程节选

It's very important in the biological operation of human cells and that step is RNA splicing, or processing of this RNA, single stranded RNA that's produced by transcription.

而这对人类细胞生物运作至关重要,这个步骤就是RNA剪接,或者说是对RNA的加工,对转录出的单链RNA进行加工的步骤

耶鲁公开课 - 生物医学工程探索课程节选

This is an important step in providing certainty for the market in this new process.

FORBES: FDIC's Master Plan For "Too Big To Fail" Firms

Today's announcement that we are launching an online food offer... is another important step.

BBC: Morrisons to begin selling online

President Bush, in the civilian nuclear deal, was an important step in our bilateral relationship.

WHITEHOUSE: Press Briefing