这项协议是走向和平的一大步。
然而，目前的美国农业法却倒退了一大步。
The current U.S. farm bill, however, is a big step backward.
那是朝着正确方向迈出的一大步。
毫无疑问，这是航天行业向前迈出的一大步。
电报机的发明引领了历史上又一大步。
The invention of telegraph machines led to another big step in history.
官方报纸庆祝了天宫一号的消息，因为它向太空迈进了一大步。
The official newspaper celebrated the news of Tiangong 1, for it took a big step forward into space.
在家里，我爸爸说：“工作是长大的一大步。我很高兴你能为家庭做出贡献。”
At home, my dad said, "A job's a big step to growing up. I'm glad you will be contributing to the household."
尼尔·阿姆斯特朗说，一个人的一小步，就是人类的一大步。
Neil Armstrong said that one small step for a man, one giant leap for mankind.
几百年后的1969年，美国宇航员尼尔·阿姆斯特朗走下阿波罗二号，在月球上迈出了人类的一大步。
Hundreds of years later, in 1969, American astronaut Neil Armstrong stepped down from Apollo II and walked on the moon.
突然，她跳了一大步，因为在她两脚之间爬着一只黑乌龟。
Suddenly she made a big jump, for there, between her feet, crawled a black turtle.
迈向现代科技的一大步是发明了第一台便携式盒式磁带播放机。
A big step towards modern technology was the invention of the first portable cassette player.
也许我们需要一个新的短语，它能让每个人向杜波依斯最初的理想主义希望迈进一大步：“重要的不是名字，而是事情本身。”
Perhaps a new phrase is needed, one that can bring everyone one big step closer to realizing Du Bois's original, idealistic hope: "It's not the name—it's the Thing that counts."
那将是迈入未来城市的一大步。
That will be another big step toward the city of the future.
如果真是这样，这就前进了一大步。
马拉维倒退了一大步。
在我看来，这是向前迈出的一大步。
律师的一小步，人类的一大步。
这是前进的一大步，让一切更方便。
It was a major step forward in really making all much more easily available.
色彩调整也在这次发布中前进了一大步。
Colour correction took a huge step forward with this release.
科学已经向前进了一大步。
这是迈向财政联盟的一大步，欧洲对此还准备不足。
That is a huge step towards fiscal union, one that Europe is ill-prepared to take.
而这项研究正是朝这个方向迈进的一大步。
“这是朝着正确方向迈出的一大步，”他说。
这是前进的一大步。
升级你的技能：每天一小步，总有一天一大步。
Improve your skills: a little change everyday makes a big difference someday.
而iPhone 3.0更使它前进了一大步。
这也标志着人类向着实现化石燃料无碳发电迈出了一大步。
It's a major step forward in delivering the reality of carbon-free fossil fuel electricity generation.
这个概要文件朝先进的互操作性又迈进了一大步。
This profile is a great step towards advancing interoperability.
而且，有理由相信苹果正准备朝着解决这个问题迈出一大步。
And, there's reason to believe Apple is ready to take a big step forward in that department.
而且，有理由相信苹果正准备朝着解决这个问题迈出一大步。
And, there's reason to believe Apple is ready to take a big step forward in that department.
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